NPPES file of Aug 9, 2026

Dumrong Tangchitnob, M.D.

Obstetrics & Gynecology Physician · West Covina, CA

Dumrong Tangchitnob, M.D. is an obstetrics & gynecology physician with a practice address in West Covina, California, and NPI 1487752374, issued on Sep 21, 2006. Check the license (California A42027, 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
1487752374
Name
Dumrong Tangchitnob
Credential
M.D.
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License number
A42027 CA
Self-reported in NPPES; status is on the state search
Practice location
1135 S Sunset Ave, West Covina, CA 91790
Phone
(626) 338-5377
Enumerated
Sep 21, 2006
Record last updated
Jun 14, 2016 (not updated in 10 years: call before relying on the address or phone)
Fax
(626) 851-8822
Medicaid ID
00A420270 CA
Medicare enrollment
Enrolled (PECOS I20090113000776); 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 1135 S Sunset Ave

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

  1. Lindsay Arellano, PA-CMedical Physician Assistant1659623379
  2. Sartaj Arora, MDGastroenterology Physician1841258340
  3. Gabriel Bailey, DOStudent in an Organized Health Care Education/Training Program1003660788
  4. David Bode, M.D.Body Imaging Physician1306895990
  5. Amitabh Chauhan, M.D.Internal Medicine Physician1619925948
  6. Mark Curran, M.D.Maternal & Fetal Medicine Physician1306935689

Verify Dumrong Tangchitnob in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A42027
    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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48% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024

86 Medicare Part D claims for 39 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.

  1. Dumrong Tangchitnob86
  2. Specialty average165

Most prescribed

  1. Progesterone24 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: $57.87

3 payments; by number, the most common kind was food and beverage; the largest payer was Pfizer Inc. The 21,429 providers of this specialty with any payment received $1,030.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Dumrong Tangchitnob$57.87
  2. Specialty average$1,030.61

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

Dumrong Tangchitnob among 5,088 obstetrics & gynecology physician records in California

Dumrong Tangchitnob, M.D. is one of 5,088 obstetrics & gynecology physician records with a practice address in California. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 5% of them.

  • NPI issued2006 · 5% of these records are older, 52% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 53% of these records are
  • Graduated1985 · median 2004 among the 2,700 with a school on file
  • Record last updated2016 · 64% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Obstetrics & Gynecology Physician providers in California

There are 5,088 obstetrics & gynecology physician records in California.

The 8 obstetrics & gynecology physician records with the nearest ZIP codes

  1. Suneetha Ali, M.D.West Covina, CA 917901679523682
  2. Daniel Barajas, M.D.West Covina, CA 917901316029317
  3. J. Sean Begley, MDWest Covina, CA 917901093887747
  4. Carlos Beharie, M.D.West Covina, CA 917901801094131
  5. Hooshang Farshidi, MDW Covina, CA 917901164500211
  6. Alicia Franco, CNPWest Covina, CA 917901538284294
  7. Michael Grisanti, M.D.West Covina, CA 917901689771560
  8. Estella Pacificar, MDWest Covina, CA 917901356496285

Common questions

What is Dumrong Tangchitnob, M.D.'s NPI number?

Dumrong Tangchitnob, M.D.'s National Provider Identifier (NPI) is 1487752374, issued on Sep 21, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Dumrong Tangchitnob, M.D. located?

The NPPES record lists a practice address at 1135 S Sunset Ave, West Covina, CA, 91790. Phone: (626) 338-5377. Providers update this record themselves, so call before visiting.

How can I verify Dumrong Tangchitnob, M.D.'s license?

NPPES lists California license number A42027, 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 Dumrong Tangchitnob, M.D. prescribe under Medicare Part D?

In 2024, Dumrong Tangchitnob, M.D. had 86 Medicare Part D claims for 39 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. 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.