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John M. Berry, MD

Medical Oncology · San Francisco

NPI 1942236997

Medicare standing
Clear
Enrolled, allowed to bill and order, not excluded
Plans that list them
9
1 carrier
Office
1

Offices

1 location

Plans that list them

9 plans · 1 carrier

A missing listing does not mean out of network. Directories change, and a listing does not cover every office. Call Dr. Berry’s office at (415) 353-7100 to confirm they take your plan. Ask about the office you use, its medical group, referrals and appointments.

Plans whose provider directory lists this clinician
Alignment Health BreathEasy (HMO C-SNP)Alignment Health PlanListedOct 3, 2026
Alignment Health Clarity (HMO C-SNP)Alignment Health PlanListedOct 3, 2026
Alignment Health Harmony (HMO)Alignment Health PlanListedOct 3, 2026
Alignment Health Heart & Diabetes (HMO C-SNP)Alignment Health PlanListedOct 3, 2026
Alignment Health Heart & Diabetes CalPlus (HMO C-SNP)Alignment Health PlanListedOct 3, 2026
Alignment Health Heart & Diabetes Care (HMO C-SNP)Alignment Health PlanListedSep 28, 2026
Alignment Health Heart & Diabetes Choice (HMO C-SNP)Alignment Health PlanListedSep 28, 2026
Alignment Health Honor+ Plan (HMO)Alignment Health PlanListedOct 3, 2026
Alignment Health My Choice CalCare (HMO)Alignment Health PlanListedOct 3, 2026

California Medical Board record

Licence G52443 · Current

Licensed to practise in California · since 1984 · expires 2027-06-30 · University of Miami School of Medicine.

No disciplinary actions, convictions, malpractice judgments or citations in this record.

School, training and certification

What this clinician told their state board, medical school and everything before it. Only some states publish this, so nothing here means the state does not say, not that there was no training or certification.

Specialty certification

  • American Board of Internal Medicine - Internal Medicine
  • American Board of Internal Medicine - Medical Oncology

Medicaid work

$17,017 in 2021

Medicaid paid $17,017 for 113 billed services this clinician did in 2021, up to 18 people in a month for one service.

Medicaid and CHIP claims where this clinician did the service, fee-for-service and managed care together. Any month with fewer than 11 patients is hidden, so small Medicaid practices undercount.

Largest Medicaid services in 2021
Anoscopy; with high-resolution magnification (HRA) (eg, colposcope, operating microscope) and chemical agent enhancement, with biopsy, single or multiple45$8,897
DIAGNOSTIC ANOSCOPY34$5,729
Cytopathology, selective cellular enhancement technique with interpretation (eg, liquid based slide preparation method), except cervical or vaginal34$2,391
Medicaid work by year
2021113318$17,017
2020122318$14,228
2019207318$20,444
2018264422$25,002
See the largest Medicaid services in earlier years

2020

Largest Medicaid services in 2020
Anoscopy; with high-resolution magnification (HRA) (eg, colposcope, operating microscope) and chemical agent enhancement, with biopsy, single or multiple43$5,899
DIAGNOSTIC ANOSCOPY35$5,324
Cytopathology, selective cellular enhancement technique with interpretation (eg, liquid based slide preparation method), except cervical or vaginal44$3,005

2019

Largest Medicaid services in 2019
Anoscopy; with high-resolution magnification (HRA) (eg, colposcope, operating microscope) and chemical agent enhancement, with biopsy, single or multiple97$13,445
DIAGNOSTIC ANOSCOPY44$3,685
Cytopathology, selective cellular enhancement technique with interpretation (eg, liquid based slide preparation method), except cervical or vaginal66$3,314

2018

Largest Medicaid services in 2018
Anoscopy; with high-resolution magnification (HRA) (eg, colposcope, operating microscope) and chemical agent enhancement, with biopsy, single or multiple106$13,773
DIAGNOSTIC ANOSCOPY76$7,940
Cytopathology, selective cellular enhancement technique with interpretation (eg, liquid based slide preparation method), except cervical or vaginal42$2,114
TISSUE EXAM BY PATHOLOGIST40$1,176

Drugs they prescribed that Part D paid

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

Opioids were 79% of their 14 Part D prescriptions in 2022. Too few prescriptions to judge: with under about 50 a year, a handful of patients can swing this share.

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

Year by year

Part D prescribing by year
202214None79% (11)None$131
2021381834% (13)None$17,390
2020663350% (33)None$4,226
2019764050% (38)None$14,211
20181055961% (64)None$3,321
20171036355% (57)None$5,300
20161056346% (48)None$6,882
20151859240% (74)7%$11,354
201436516221% (75)27%$28,830
201334315926% (89)22%$27,375

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

See the drugs prescribed each year

2020: 1 drug

Part D drugs prescribed in 2020
Oxycodone19$96$5

2019: 3 drugs

Part D drugs prescribed in 2019
Valacyclovir14$768$55
Oxycodone19$154$8
Hydrocodone-Acetaminophen13$123$9

2018: 3 drugs

Part D drugs prescribed in 2018
Oxycodone25$314$13
Hydrocodone-Acetaminophen32$303$9
Lorazepam15$41$3

2017: 3 drugs

Part D drugs prescribed in 2017
Oxycodone22$429$19
Hydrocodone-Acetaminophen25$242$10
Lorazepam16$58$4

2016: 3 drugs

Part D drugs prescribed in 2016
Hydrocodone-Acetaminophen20$458$23
Oxycodone21$308$15
Lorazepam12$38$3

2015: 7 drugs

Part D drugs prescribed in 2015
Valacyclovir26$3,850$148
Fluorouracil14$2,739$196
Lidocaine11$1,667$152
Polyethylene Glycol 335013$467$36
Oxycodone31$460$15
Hydrocodone-Acetaminophen24$360$15
Hydromorphone14$132$9

2014: 11 drugs

Part D drugs prescribed in 2014
Fluorouracil16$4,955$310
Valacyclovir27$2,369$88
Travatan Z11$1,245$113
Prednisolone Acetate16$1,154$72
Lidocaine16$1,024$64
Latanoprost42$564$13
Oxycodone31$509$16
Hydrocodone-Acetaminophen25$390$16
Acyclovir15$263$18
Hydromorphone14$177$13
Lorazepam15$51$3

2013: 9 drugs

Part D drugs prescribed in 2013
Imiquimod24$6,385$266
Valacyclovir32$4,653$145
Fluorouracil12$2,956$246
Oxycodone44$596$14
Latanoprost32$592$19
Hydrocodone-Acetaminophen27$280$10
Hydromorphone14$241$17
Acyclovir15$177$12
Lorazepam21$71$3

Money from drug and device companies

$48 in 2025

Industry payments by year
202512None$48
202424None$102

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
ViiV HealthcareRukobia$48
2 payments
  • Meals for Rukobia · 2025-11-14 · $25
  • Meals for Cabenuva · 2025-01-10 · $22
See all 2 published payments
Every published payment
ViiV HealthcareMeals · 2025-11-14Rukobia$25
ViiV HealthcareMeals · 2025-01-10Cabenuva$22
See earlier years (2024)

2024: $102

Payments by company in 2024
ViiV HealthcareCabenuva$71
3 payments
  • Meals for Cabenuva · 2024-12-06 · $24
  • Meals for Cabenuva · 2024-11-08 · $22
  • Meals for Dovato · 2024-09-05 · $25
Merck Sharp & DohmePifeltro$30
1 payment
  • Meals for Pifeltro · 2024-09-12 · $30

Professional record

NPI
1942236997
Licence
CA G52443California G52443: Current · expires 2027-06-30
More record details
Sole proprietor
No
Medicaid ID
CA 00G524430
Taxonomy
Medical oncology (207RX0202X); Internal medicine (207R00000X)
Mailing address
1635 Divisadero Street, Suite 625, Box 1821, San Francisco, CA, 94143
NPI first listed
2006-06-23
NPI last updated
2025-09-11

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