Tahmina Haq, M.D.
Gastroenterology Physician · Yorba Linda, CA
Tahmina Haq, M.D. is a gastroenterology physician with a practice address in Yorba Linda, California, and NPI 1538332853, issued on Apr 8, 2008. Check the license (California A116126, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Tahmina Haq
- Credential
- M.D.
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License numbers
- A116126 CA
DR.0070328 CO
14096 NV
Self-reported in NPPES; status is on the state search - Practice location
- 16671 Yorba Linda Blvd Ste 100, Yorba Linda, CA 92886
- Phone
- (714) 985-6400
- Enumerated
- Apr 8, 2008
- Record last updated
- Feb 24, 2023
- Fax
- (714) 985-6425
- Medicare enrollment
- Enrolled (PECOS I20151104002393); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 2,140 in California → Look up another NPI →
Also registered at 16671 Yorba Linda Blvd Ste 100
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Anita Doeve, RD, CDERegistered Dietitian1346563475
Verify Tahmina Haq in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A116126Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
33% fewer Medicare Part D claims than the average gastroenterology physician in 2024
544 Medicare Part D claims for 352 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D.
Most prescribed
- Gavilyte-C301 claims
- Omeprazole75 claims
- Pantoprazole Sodium42 claims
- Linzess33 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 77.2 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $232.90
10 payments; by number, the most common kind was food and beverage; the largest payer was Janssen Biotech, Inc. The 13,350 providers of this specialty with any payment received $5,015.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Tahmina Haq among 2,140 gastroenterology physician records in California
Tahmina Haq, M.D. is one of 2,140 gastroenterology physician records with a practice address in California. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 63% of them.
- NPI issued2008 · 63% of these records are older, 31% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 72% of these records are
- Graduated2005 · median 2002 among the 1,538 with a school on file
- Record last updated2023 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Gastroenterology Physician providers in California
There are 2,140 gastroenterology physician records in California.
All 2,140 in California → Every provider in Yorba Linda → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- David Chapman, M.D.Yorba Linda, CA 928861053321943
- Hyder Jamal, MDYorba Linda, CA 928861740280932
- Andrew Ko, M.D.Yorba Linda, CA 928861437170990
- Keith Martin, M.D.Yorba Linda, CA 928861649280546
- Paurush Shah, MDYorba Linda, CA 928861699090274
- Marco Paez, M.D.Corona, CA 928821902167695
- Omar Shahbaz, M.D., M.S.Corona, CA 928821417226366
- M. Mazen Jamal, M.D., M.P.H.Corona, CA 928811003916727
Common questions
What is Tahmina Haq, M.D.'s NPI number?
Tahmina Haq, M.D.'s National Provider Identifier (NPI) is 1538332853, issued on Apr 8, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Tahmina Haq, M.D. located?
The NPPES record lists a practice address at 16671 Yorba Linda Blvd Ste 100, Yorba Linda, CA, 92886. Phone: (714) 985-6400. Providers update this record themselves, so call before visiting.
How can I verify Tahmina Haq, M.D.'s license?
NPPES lists California license number A116126, 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 Tahmina Haq, M.D. prescribe under Medicare Part D?
In 2024, Tahmina Haq, M.D. had 544 Medicare Part D claims for 352 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.
What is Tahmina Haq, M.D.'s MIPS final score?
The 2023 MIPS final score is 77.2 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.