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Kara Nina Schaffer, PA

Physician Assistant · San Ramon

NPI 1821613746

Medicare standing
Clear
Enrolled, allowed to bill and order, not excluded
Plans that list them
Not verified
Not the same as out of network.
Office
1

Offices

1 location · UCSF Health Medical Foundation · 40 clinicians in this group

Looking this up.

Plan participation

Not verified

We could not verify current plan participation for this doctor. This does not mean they are out of network. Call Kara Nina Schaffer’s office at (925) 452-6644 to ask if they take your plan before you enroll.

Drugs they prescribed that Part D paid

$3,815

Pharmacies billed $3,815 in 2024.

This is pharmacy cost, not the office bill, and not what patients paid.

64 generic and fewer than 11 brand-name prescriptions · $3,815 in drug cost.

Part D prescriptions only. The opioid rate is opioid prescriptions as a share of all this clinician's Part D prescriptions; surgeons and pain specialists run higher than others, so it is shown against the same specialty.

Largest Part D drug costs
Fluconazole11$33$3

Year by year

Part D prescribing by year
20246924NoneNone$3,815
202352250% (0)None$24,158
20221,1172240% (0)59%$707,691
20211,2872380% (0)56%$864,424
202014None0% (0)None$117

Part D prescriptions only. A drug prescribed to fewer than 11 people in a year is hidden.

See the drugs prescribed each year

2022: 25 drugs

Part D drugs prescribed in 2022
Trulicity102$139,589$1,369
Jardiance110$104,120$947
Ozempic52$74,221$1,427
Rybelsus37$56,199$1,519
Farxiga41$48,656$1,187
Novolog Flexpen37$38,525$1,041
Januvia22$20,901$950
Tradjenta26$20,826$801
Invokana16$16,124$1,008
Vascepa25$13,553$542
Lantus Solostar28$11,981$428
Basaglar Kwikpen U-10024$9,267$386
Kerendia12$8,046$671
Toujeo Solostar11$3,689$335
Nano 2nd Gen Pen Needle20$3,451$173
Repaglinide31$2,621$85
Pioglitazone52$1,484$29
Rosuvastatin24$1,005$42
Levothyroxine39$976$25
Metformin65$877$13
Atorvastatin39$725$19
Metformin Hcl Er31$683$22
Alendronate22$290$13
Losartan12$212$18
Lisinopril11$151$14

2021: 28 drugs

Part D drugs prescribed in 2021
Trulicity132$206,347$1,563
Jardiance88$94,249$1,071
Ozempic64$94,155$1,471
Farxiga54$67,715$1,254
Novolog Flexpen35$60,398$1,726
Rybelsus37$57,254$1,547
Invokana42$31,282$745
Tradjenta28$27,484$982
Bydureon Bcise17$19,461$1,145
Januvia23$16,522$718
Vascepa16$14,698$919
Gvoke Hypopen 2-Pack20$14,081$704
Lantus Solostar27$12,973$480
Basaglar Kwikpen U-10011$4,031$366
Repaglinide39$3,480$89
Nano 2nd Gen Pen Needle23$3,436$149
Levothyroxine55$1,185$22
Metformin108$1,088$10
Pioglitazone54$989$18
Rosuvastatin19$810$43
Metformin Hcl Er47$683$15
Atorvastatin30$523$17
Methimazole17$421$25
Losartan19$234$12
Gabapentin11$216$20
Alendronate21$210$10
Lisinopril12$81$7
Dexamethasone17$24$1

Money from drug and device companies

$258 in 2025

Industry payments by year
2025415None$258
2024517None$286
2023826None$366
20221538None$778
202124140None$2,681

Paid work is consulting, speaking, honoraria and royalties, as opposed to meals and travel.

A payment is not proof that care is biased.

Payments by company
GlaxoSmithKlineBenlysta$173
12 payments
  • Meals for Benlysta · 2025-12-02 · $15
  • Meals for Benlysta · 2025-11-04 · $14
  • Meals for Benlysta · 2025-10-14 · $14
  • Meals for Benlysta · 2025-09-29 · $14
  • Meals for Benlysta · 2025-08-19 · $14
  • Meals for Benlysta · 2025-07-08 · $14
  • Meals for Benlysta · 2025-06-03 · $15
  • Meals for Benlysta · 2025-05-12 · $15
  • Meals for Benlysta · 2025-04-21 · $15
  • Meals for Benlysta · 2025-03-25 · $15
  • Meals for Benlysta · 2025-02-18 · $15
  • Meals for Benlysta · 2025-01-13 · $14
BiogenZurzuvae$30
1 payment
  • Meals for Zurzuvae · 2025-03-05 · $30
Exact SciencesCologuard Collection Kit$29
1 payment
  • Meals for Cologuard Collection Kit · 2025-02-20 · $29
Hologic Sales and ServiceAptima$26
1 payment
  • Meals for Aptima · 2025-04-30 · $26
See all 15 published payments
Every published payment
GlaxoSmithKlineMeals · 2025-12-02Benlysta$15
GlaxoSmithKlineMeals · 2025-11-04Benlysta$14
GlaxoSmithKlineMeals · 2025-10-14Benlysta$14
GlaxoSmithKlineMeals · 2025-09-29Benlysta$14
GlaxoSmithKlineMeals · 2025-08-19Benlysta$14
GlaxoSmithKlineMeals · 2025-07-08Benlysta$14
GlaxoSmithKlineMeals · 2025-06-03Benlysta$15
GlaxoSmithKlineMeals · 2025-05-12Benlysta$15
Hologic Sales and ServiceMeals · 2025-04-30Aptima$26
GlaxoSmithKlineMeals · 2025-04-21Benlysta$15
GlaxoSmithKlineMeals · 2025-03-25Benlysta$15
BiogenMeals · 2025-03-05Zurzuvae$30
Exact SciencesMeals · 2025-02-20Cologuard Collection Kit$29
GlaxoSmithKlineMeals · 2025-02-18Benlysta$15
GlaxoSmithKlineMeals · 2025-01-13Benlysta$14
See earlier years (2024, 2023, 2022, 2021)

2024: $286

Payments by company in 2024
GlaxoSmithKlineBenlysta$167
12 payments
  • Meals for Benlysta · 2024-12-09 · $14
  • Meals for Benlysta · 2024-11-04 · $14
  • Meals for Benlysta · 2024-10-14 · $14
  • Meals for Benlysta · 2024-09-09 · $14
  • Meals for Benlysta · 2024-08-05 · $14
  • Meals for Benlysta · 2024-07-09 · $14
  • Meals for Benlysta · 2024-06-03 · $15
  • Meals for Benlysta · 2024-05-06 · $14
  • Meals for Benlysta · 2024-04-02 · $15
  • Meals for Benlysta · 2024-03-06 · $15
  • Meals for Benlysta · 2024-02-05 · $13
  • Meals for Benlysta · 2024-01-08 · $13
OrganonNexplanon$46
2 payments
  • Meals for Nexplanon · 2024-07-25 · $22
  • Meals for Nexplanon · 2024-05-08 · $24
kaleoAuvi-Q$34
1 payment
  • Meals for Auvi-Q · 2024-06-07 · $34
Phadia USImmunocap$21
1 payment
  • Meals for Immunocap · 2024-04-05 · $21
AmgenEvenity$17
1 payment
  • Meals for Evenity · 2024-09-18 · $17

2023: $366

Payments by company in 2023
GlaxoSmithKlineBenlysta$178
14 payments
  • Meals for Benlysta · 2023-12-11 · $13
  • Meals for Benlysta · 2023-11-28 · $13
  • Meals for Benlysta · 2023-11-01 · $13
  • Meals for Benlysta · 2023-09-28 · $13
  • Meals for Benlysta · 2023-08-22 · $13
  • Meals for Benlysta · 2023-07-25 · $13
  • Meals for Benlysta · 2023-06-22 · $13
  • Meals for Benlysta · 2023-05-30 · $13
  • Meals for Benlysta · 2023-05-04 · $13
  • Meals for Benlysta · 2023-04-13 · $13
  • Meals for Benlysta · 2023-03-28 · $13
  • Meals for Benlysta · 2023-03-16 · $13
  • Meals for Benlysta · 2023-02-06 · $13
  • Meals for Benlysta · 2023-01-24 · $13
Ethicon USMonocryl$71
2 payments
  • Meals for Monocryl · 2023-11-20 · $44
  • Meals for Enseal · 2023-06-05 · $27
CooperSurgicalParagard T 380a$29
1 payment
  • Meals for Paragard T 380a · 2023-03-25 · $29
Mayne Pharma CommercialNone$23
5 payments
  • Meals · 2023-10-03 · $6
  • Meals · 2023-09-13 · $5
  • Meals · 2023-08-21 · $4
  • Meals · 2023-06-12 · $5
  • Meals · 2023-03-27 · $4
OrganonNexplanon$19
1 payment
  • Meals for Nexplanon · 2023-05-09 · $19
PfizerNurtec Odt$17
1 payment
  • Meals for Nurtec Odt · 2023-09-06 · $17
Sumitomo Pharma AmericaMyfembree$17
1 payment
  • Meals for Myfembree · 2023-08-23 · $17
AbbvieVraylar$13
1 payment
  • Meals for Vraylar · 2023-09-21 · $13

2022: $778

Payments by company in 2022
GlaxoSmithKlineBenlysta$139
12 payments
  • Meals for Benlysta · 2022-12-08 · $13
  • Meals for Benlysta · 2022-11-29 · $13
  • Meals for Benlysta · 2022-10-26 · $10
  • Meals for Benlysta · 2022-09-15 · $10
  • Meals for Benlysta · 2022-08-10 · $10
  • Meals for Benlysta · 2022-07-27 · $10
  • Meals for Benlysta · 2022-06-28 · $10
  • Meals for Benlysta · 2022-05-26 · $10
  • Meals for Benlysta · 2022-04-21 · $10
  • Meals for Benlysta · 2022-03-17 · $17
  • Meals for Benlysta · 2022-02-10 · $15
  • Meals for Benlysta · 2022-01-20 · $10
Esperion TherapeuticsNexlizet$125
1 payment
  • Meals for Nexlizet · 2022-02-09 · $125
OrganonNexplanon$99
5 payments
  • Meals for Nexplanon · 2022-05-31 · $14
  • Meals · 2022-03-11 · $12
  • Meals for Nexplanon · 2022-02-18 · $19
  • Meals for Nexplanon · 2022-02-18 · $47
  • Meals · 2022-02-17 · $6
Novo NordiskRybelsus$68
4 payments
  • Meals for Rybelsus · 2022-03-11 · $23
  • Meals for Rybelsus · 2022-03-03 · $15
  • Meals for Ozempic · 2022-02-16 · $13
  • Meals for Ozempic · 2022-01-20 · $16
Lilly USABaqsimi$60
2 payments
  • Meals for Baqsimi · 2022-03-09 · $30
  • Meals for Baqsimi · 2022-02-15 · $30
Aurinia Pharma U.S.Lupkynis$51
2 payments
  • Meals for Lupkynis · 2022-03-01 · $24
  • Meals for Lupkynis · 2022-01-25 · $27
Horizon Therapeutics plcTepezza$45
2 payments
  • Meals for Tepezza · 2022-02-22 · $19
  • Meals for Tepezza · 2022-01-14 · $26
Sanofi-Aventis U.S.Toujeo$36
2 payments
  • Meals for Soliqua 100/33 · 2022-03-22 · $17
  • Meals for Toujeo · 2022-01-08 · $19
Boehringer Ingelheim PharmaceuticalsJardiance$31
2 payments
  • Meals for Jardiance · 2022-03-30 · $13
  • Meals for Jardiance · 2022-01-26 · $18
AmgenEvenity$26
1 payment
  • Meals for Evenity · 2022-01-11 · $26
DexcomDexcom G6 Transmitter$23
1 payment
  • Meals for Dexcom G6 Transmitter · 2022-01-11 · $23
Xeris PharmaceuticalsGvoke Pfs$21
1 payment
  • Meals for Gvoke Pfs · 2022-03-23 · $21
AstraZeneca Pharmaceuticals LPSaphnelo$19
1 payment
  • Meals for Saphnelo · 2022-01-20 · $19
Novartis PharmaceuticalsEntresto$18
1 payment
  • Meals for Entresto · 2022-03-16 · $18
TherapeuticsMDAnnovera$17
1 payment
  • Meals for Annovera · 2022-10-25 · $17

2021: $2,681

Payments by company in 2021
Novo NordiskOzempic$619
47 payments
  • Meals for Rybelsus · 2021-12-15 · $21
  • Meals for Rybelsus · 2021-12-01 · $7
  • Meals for Rybelsus · 2021-11-17 · $17
  • Meals for Ozempic · 2021-11-12 · $7
  • Meals · 2021-11-10 · $14
  • Meals for Ozempic · 2021-11-05 · $9
  • Meals for Ozempic · 2021-11-03 · $11
  • Meals for Ozempic · 2021-11-01 · $50
  • Meals · 2021-10-28 · $17
  • Meals for Rybelsus · 2021-10-27 · $3
  • Meals for Rybelsus · 2021-10-20 · $9
  • Meals for Rybelsus · 2021-10-13 · $3
  • Meals for Ozempic · 2021-10-13 · $9
  • Meals for Rybelsus · 2021-10-13 · $0
  • Meals for Rybelsus · 2021-09-29 · $12
  • Meals for Ozempic · 2021-09-08 · $9
  • Meals for Ozempic · 2021-09-08 · $1
  • Meals for Ozempic · 2021-08-27 · $11
  • Meals for Ozempic · 2021-07-30 · $10
  • Meals for Ozempic · 2021-07-29 · $15
  • Meals for Ozempic · 2021-07-28 · $2
  • Meals for Ozempic · 2021-07-21 · $1
  • Meals for Ozempic · 2021-07-21 · $2
  • Meals for Ozempic · 2021-07-21 · $11
  • Meals for Ozempic · 2021-07-14 · $20
  • Meals for Ozempic · 2021-06-10 · $11
  • Meals for Rybelsus · 2021-06-10 · $101
  • Meals for Ozempic · 2021-06-02 · $16
  • Meals for Ozempic · 2021-05-19 · $3
  • Meals for Ozempic · 2021-05-19 · $14
  • Meals for Ozempic · 2021-05-13 · $19
  • Meals for Ozempic · 2021-05-13 · $2
  • Meals for Ozempic · 2021-05-13 · $3
  • Meals for Ozempic · 2021-05-05 · $20
  • Meals for Ozempic · 2021-05-04 · $12
  • Meals for Ozempic · 2021-04-30 · $6
  • Meals for Ozempic · 2021-04-30 · $24
  • Meals for Ozempic · 2021-04-26 · $6
  • Meals for Ozempic · 2021-04-22 · $22
  • Meals for Ozempic · 2021-04-14 · $17
  • Meals for Ozempic · 2021-04-06 · $1
  • Meals for Ozempic · 2021-04-06 · $12
  • Meals for Ozempic · 2021-04-01 · $6
  • Meals for Ozempic · 2021-03-26 · $16
  • Meals for Ozempic · 2021-03-26 · $14
  • Meals for Ozempic · 2021-03-16 · $19
  • Meals for Ozempic · 2021-03-16 · $6
AstraZeneca Pharmaceuticals LPFarxiga$324
11 payments
  • Meals for Saphnelo · 2021-12-07 · $23
  • Meals for Saphnelo · 2021-10-07 · $18
  • Meals for Saphnelo · 2021-09-02 · $24
  • Meals for Saphnelo · 2021-08-03 · $20
  • Meals for Saphnelo · 2021-07-20 · $22
  • Meals for Farxiga · 2021-07-14 · $125
  • Meals for Saphnelo · 2021-06-15 · $17
  • Meals for Saphnelo · 2021-05-20 · $14
  • Meals for Farxiga · 2021-05-07 · $17
  • Meals for Farxiga · 2021-04-02 · $33
  • Meals for Farxiga · 2021-04-02 · $13
Lilly USATrulicity$277
15 payments
  • Meals for Trulicity · 2021-10-29 · $9
  • Meals for Trulicity · 2021-10-29 · $19
  • Meals for Trulicity · 2021-10-15 · $5
  • Meals for Trulicity · 2021-09-24 · $7
  • Meals for Trulicity · 2021-09-10 · $13
  • Meals for Trulicity · 2021-08-28 · $21
  • Meals for Lyumjev · 2021-08-20 · $31
  • Meals for Baqsimi · 2021-07-21 · $23
  • Meals for Baqsimi · 2021-06-16 · $28
  • Meals for Trulicity · 2021-05-13 · $18
  • Meals for Trulicity · 2021-05-13 · $10
  • Meals for Lyumjev · 2021-05-13 · $34
  • Meals for Trulicity · 2021-04-20 · $19
  • Meals for Trulicity · 2021-04-09 · $22
  • Meals for Trulicity · 2021-04-01 · $20
Corcept TherapeuticsKorlym$267
9 payments
  • Meals for Korlym · 2021-11-09 · $62
  • Meals for Korlym · 2021-07-20 · $14
  • Meals for Korlym · 2021-07-09 · $8
  • Meals for Korlym · 2021-06-23 · $18
  • Meals for Korlym · 2021-06-04 · $85
  • Meals for Korlym · 2021-05-17 · $16
  • Meals for Korlym · 2021-04-30 · $18
  • Meals for Korlym · 2021-04-05 · $18
  • Meals for Korlym · 2021-03-17 · $28
DexcomDexcom G6 Transmitter$227
4 payments
  • Meals for Dexcom G6 Transmitter · 2021-11-16 · $23
  • Meals for Dexcom G6 Transmitter · 2021-09-28 · $134
  • Meals for Dexcom G6 Transmitter · 2021-09-24 · $48
  • Meals for Dexcom G6 Transmitter · 2021-08-25 · $23
MannKindAfrezza$165
3 payments
  • Meals for Afrezza · 2021-11-05 · $21
  • Meals for Afrezza · 2021-10-20 · $19
  • Meals for Afrezza · 2021-08-04 · $124
Xeris PharmaceuticalsGvoke Pfs$132
7 payments
  • Meals for Gvoke Pfs · 2021-12-14 · $16
  • Meals for Gvoke Pfs · 2021-11-23 · $21
  • Meals for Gvoke Pfs · 2021-11-03 · $23
  • Meals for Gvoke Pfs · 2021-10-08 · $21
  • Meals for Gvoke Pfs · 2021-08-18 · $20
  • Meals for Gvoke Pfs · 2021-08-04 · $13
  • Meals for Gvoke Pfs · 2021-03-24 · $18
AmgenEnbrel$114
6 payments
  • Meals for Repatha · 2021-10-13 · $33
  • Meals for Evenity · 2021-10-06 · $11
  • Meals for Enbrel · 2021-08-24 · $18
  • Meals for Aimovig · 2021-05-24 · $17
  • Meals for Enbrel · 2021-05-18 · $19
  • Meals for Aimovig · 2021-05-10 · $15
Boehringer Ingelheim PharmaceuticalsJardiance$80
4 payments
  • Meals for Jardiance · 2021-10-27 · $20
  • Meals for Jardiance · 2021-09-22 · $20
  • Meals for Jardiance · 2021-07-27 · $17
  • Meals for Jardiance · 2021-03-29 · $23
Radius HealthTymlos$73
4 payments
  • Meals for Tymlos · 2021-12-16 · $11
  • Meals for Tymlos · 2021-11-19 · $21
  • Meals for Tymlos · 2021-08-05 · $19
  • Meals for Tymlos · 2021-06-23 · $22
IBSA PharmaTirosint$61
3 payments
  • Meals for Tirosint · 2021-11-10 · $20
  • Meals for Tirosint · 2021-10-15 · $21
  • Meals for Tirosint · 2021-09-30 · $20
Kowa Pharmaceuticals AmericaLivalo$51
3 payments
  • Meals for Livalo · 2021-10-05 · $15
  • Meals for Livalo · 2021-03-29 · $17
  • Meals for Livalo · 2021-03-19 · $18
Merck Sharp & DohmeJanuvia$49
3 payments
  • Meals for Januvia · 2021-11-17 · $12
  • Meals for Januvia · 2021-07-07 · $20
  • Meals for Januvia · 2021-03-15 · $17
Janssen BiotechTremfya$45
2 payments
  • Meals for Tremfya · 2021-07-22 · $22
  • Meals for Tremfya · 2021-06-22 · $23
Horizon Therapeutics plcTepezza$37
2 payments
  • Meals for Tepezza · 2021-12-07 · $17
  • Meals for Tepezza · 2021-03-30 · $20
GlaxoSmithKlineBenlysta$26
1 payment
  • Meals for Benlysta · 2021-06-14 · $26
Bayer HealthCare PharmaceuticalsKerendia$24
1 payment
  • Meals for Kerendia · 2021-12-01 · $24
AbbVieRinvoq$20
1 payment
  • Meals for Rinvoq · 2021-04-09 · $20
Zealand Pharma USZegalogue$20
1 payment
  • Meals for Zegalogue · 2021-11-10 · $20
InsuletOmnipod$17
1 payment
  • Meals for Omnipod · 2021-08-29 · $17
MedtronicMinimed 670g System$15
1 payment
  • Meals for Minimed 670g System · 2021-04-08 · $15
Amryt Pharma HoldingsMyalept$13
1 payment
  • Meals for Myalept · 2021-09-15 · $13
Sanofi-Aventis U.S.Toujeo$13
1 payment
  • Meals for Toujeo · 2021-04-12 · $13
TherapeuticsMDAnnovera$12
1 payment
  • Meals for Annovera · 2021-12-10 · $12

Professional record

NPI
1821613746
Licence
AZ TP7912
Gender
Female
More record details
Sole proprietor
No
Taxonomy
Physician assistant (363A00000X)
Mailing address
725 Welch Rd, Palo Alto, CA, 94304
NPI first listed
2020-06-16
NPI last updated
2026-02-24
NPI record certified
2026-02-24

This is when the NPI record was last certified, not a medical board exam.

Extra NPI addresses: 14880 Los Gatos Blvd, Los Gatos, CA, 95032 · 2690 S White Rd Ste 50, San Jose, CA, 95148