NPPES file of Aug 9, 2026

Ankit Dubey, MD

Internal Medicine Physician · Fairfield, CA

Ankit Dubey, MD is an internal medicine physician with a practice address in Fairfield, California, and NPI 1275191249, issued on Jun 4, 2019. Check the license (California A177522, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1275191249
Name
Ankit Dubey
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
A177522 CA
Self-reported in NPPES; status is on the state search
Practice location
4520 Business Center Dr Ste 200, Fairfield, CA 94534
Phone
(707) 646-5500
Enumerated
Jun 4, 2019
Record last updated
Aug 1, 2022
Medicare enrollment
Enrolled (PECOS I20221004002642); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 4520 Business Center Dr Ste 200

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Clarisse Cadang, M.D.Internal Medicine Physician1588083075
  2. Paarth Shah, MDInternal Medicine Physician1548722580

Verify Ankit Dubey in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A177522
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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5% more Medicare Part D claims than the average internal medicine physician in 2024

3,349 Medicare Part D claims for 343 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 137 claims were for opioids.

  1. Ankit Dubey3,349
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium294 claims
  2. Losartan Potassium162 claims
  3. Amlodipine Besylate153 claims
  4. Metformin Hcl120 claims
  5. Lisinopril113 claims
  6. Rosuvastatin Calcium93 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $29.16

1 payment: food and beverage; the largest payer was Exact Sciences Corporation. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Ankit Dubey$29.16
  2. Specialty average$1,303.06

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through 2 group practices

  1. Northbay Health Medical FoundationVacaville, CA
  2. Northbay Physicians Surgery Center, LLCFairfield, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Ankit Dubey among 17,696 internal medicine physician records in California

Ankit Dubey, MD is one of 17,696 internal medicine physician records with a practice address in California. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 86% of them.

  • NPI issued2019 · 86% of these records are older, 11% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated2019 · median 2004 among the 11,065 with a school on file
  • Record last updated2022 · 61% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

54 internal medicine physician records list a practice address in Fairfield

They are 54 of the 3,595 NPPES records with a practice address in Fairfield, and 17,696 internal medicine physician records in California.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Amanda Adkins, M.D.Fairfield, CA 945341568635704
  2. Josefina Arenas, M.DFairfield, CA 945341518926484
  3. Clarisse Cadang, M.D.Fairfield, CA 945341588083075
  4. Larissa Chartrand, M.D.Fairfield, CA 945341851715627
  5. Gurpreet Dhugga, MDFairfield, CA 945341356429161
  6. Richard Fleming, M.D.Fairfield, CA 945341831277722
  7. Andrew Glickstein, M.D.Fairfield, CA 945341891231825
  8. Ella Gupta, D.OFairfield, CA 945341811157126

Common questions

What is Ankit Dubey, MD's NPI number?

Ankit Dubey, MD's National Provider Identifier (NPI) is 1275191249, issued on Jun 4, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Ankit Dubey, MD located?

The NPPES record lists a practice address at 4520 Business Center Dr Ste 200, Fairfield, CA, 94534. Phone: (707) 646-5500. Providers update this record themselves, so call before visiting.

How can I verify Ankit Dubey, MD's license?

NPPES lists California license number A177522, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Ankit Dubey, MD prescribe under Medicare Part D?

In 2024, Ankit Dubey, MD had 3,349 Medicare Part D claims for 343 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.