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David M. Ichimura, DDS

General Practice · San Jose

NPI 1417082041

Medicare standing
1 flag on the record
Listed below.
Plans that list them
Not verified
Not the same as out of network.
Office
1

On the public record

  • Medicare does not list them as allowed to order and refer

Offices

1 location

Plan participation

Not verified

We could not verify current plan participation for this doctor. This does not mean they are out of network. Call Dr. Ichimura’s office at (408) 286-1276 to ask if they take your plan before you enroll.

California Medical Board record

Licence C40248 · Cancelled

Licence status: Cancelled · since 1982 · Harvard Medical School.

License has been voluntarily canceled, or the license has been expired for at least five years and has not been renewed. No practice is permitted.

Matched on the licence number without its letter prefix; check the name before relying on it.

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

Medicaid work

$18,027 in 2024

Medicaid paid $18,027 for 1,063 billed services this clinician did in 2024, up to 67 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 2024
Service149$3,874
Service71$3,623
Service277$3,611
Service133$2,565
Service21$1,310
Service61$902
Service216$841
Service89$579
Service34$442
Service12$281
Medicaid work by year
20241,0631067$18,027
2023866930$15,728
20221,4511351$24,738
2021878177$323,972
2020411145$145,993
2019526172$183,289
2018391165$134,139
See the largest Medicaid services in earlier years

2023

Largest Medicaid services in 2023
Service98$4,659
Service204$2,525
Service124$2,257
Service42$2,199
Service98$1,714
Service39$949
Service223$825
Service13$304
Service25$296

2022

Largest Medicaid services in 2022
Service379$4,488
Service89$4,216
Service88$3,771
Service206$3,680
Service142$3,257
Service99$1,465
Service325$1,136
Service14$728
Service15$684
Service15$488
Service29$351
Service15$254

2021

Largest Medicaid services in 2021
Service878$323,972

2020

Largest Medicaid services in 2020
Service411$145,993

2019

Largest Medicaid services in 2019
Service526$183,289

2018

Largest Medicaid services in 2018
Service391$134,139

Drugs they prescribed that Part D paid

$199

Pharmacies billed $199 in 2024.

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

Opioids were 0% of their Part D prescriptions (0 of 59) in 2024. At or below the middle of the specialty; the typical dentist clinician is at 0%.

59 generic and 0 brand-name prescriptions · $199 in drug cost · 32 antibiotic prescriptions to 32 people.

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
Amoxicillin25$81$3
Ibuprofen24$35$1

Year by year

Part D prescribing by year
202459330% (0)0%$199
202355280% (0)0%$310
202297470% (0)0%$564
202166300% (0)0%$426
202020120% (0)0%$187
20191714None0%$152
20182114None0%$159
20162314None0%$235
20155022None0%$763
2014783815% (12)None$1,400
20135922NoneNone$1,025

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

See the drugs prescribed each year

2023: 2 drugs

Part D drugs prescribed in 2023
Amoxicillin17$99$6
Ibuprofen24$57$2

2022: 3 drugs

Part D drugs prescribed in 2022
Amoxicillin29$132$5
Azithromycin14$88$6
Ibuprofen38$82$2

2021: 2 drugs

Part D drugs prescribed in 2021
Amoxicillin24$159$7
Ibuprofen28$72$3

2015: 2 drugs

Part D drugs prescribed in 2015
Chlorhexidine Gluconate13$216$17
Cephalexin11$81$7

2014: 3 drugs

Part D drugs prescribed in 2014
Chlorhexidine Gluconate12$205$17
Amoxicillin14$112$8
Etodolac12$111$9

2013: 1 drug

Part D drugs prescribed in 2013
Chlorhexidine Gluconate12$224$19

Money from drug and device companies

$22 in 2025

Industry payments by year
202511None$22
202312None$35
202212None$37
201911None$23

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
Colgate Oral PharmaceuticalsNone$22
1 payment
  • Education · 2025-12-22 · $22
See the published payment
Every published payment
Colgate Oral PharmaceuticalsEducation · 2025-12-22None$22
See earlier years (2023, 2022, 2019)

2023: $35

Payments by company in 2023
Colgate Oral PharmaceuticalsNone$35
2 payments
  • Education · 2023-06-23 · $17
  • Education · 2023-03-11 · $17

2022: $37

Payments by company in 2022
Colgate Oral PharmaceuticalsNone$37
2 payments
  • Education · 2022-10-31 · $20
  • Education · 2022-07-02 · $17

2019: $23

Payments by company in 2019
Dentsply SironaAnkylos$23
1 payment
  • Meals for Ankylos · 2019-07-19 · $23

Professional record

NPI
1417082041
Licence
CA 40248California C40248: Cancelled
More record details
Sole proprietor
Yes
Taxonomy
Federal specialty code 1223G0001X (1223G0001X)
Mailing address
2400 Moorpark Ave Ste 110, San Jose, CA, 95128
NPI first listed
2007-02-22
NPI last updated
2007-07-08

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