NPPES file of Aug 9, 2026

Stella Mai Huang, D.O.

Obstetrics & Gynecology Physician · Vallejo, CA

Stella Mai Huang, D.O. is an obstetrics & gynecology physician with a practice address in Vallejo, California, and NPI 1760610273, issued on Jun 24, 2009. Check the license (California 20A12718, 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
1760610273
Name
Stella Mai Huang
Credential
D.O.
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License numbers
20A12718 CA
125-056977 IL
Self-reported in NPPES; status is on the state search
Practice location
100 Hospital Dr, Vallejo, CA 94589
Phone
(707) 427-4900
Enumerated
Jun 24, 2009
Record last updated
May 14, 2015 (not updated in 11 years: call before relying on the address or phone)
Fax
(707) 551-3617
Medicare enrollment
Enrolled (PECOS I20140312001355); accepts Medicare assignment
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 100 Hospital Dr

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

  1. Lois Baeta, N.P.Nurse Practitioner1760620983
  2. Joann Dandurand, FNPFamily Medicine Physician1659332146
  3. Sean Hennessey, MDFamily Medicine Physician1750342242
  4. Chainarong Limvarapuss, MDHematology & Oncology Physician1053341784
  5. Alisha McGriff, NPFamily Nurse Practitioner1043050495
  6. Monica Muzzin, PA-CMedical Physician Assistant1639546914

Verify Stella Mai Huang in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 20A12718
    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

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46% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024

89 Medicare Part D claims for 34 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.

  1. Stella Huang89
  2. Specialty average165

Most prescribed

  1. Estradiol25 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: $193.98

7 payments; by number, the most common kind was food and beverage; the largest payer was Hologic Sales and Service, LLC. 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. Stella Huang$193.98
  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.

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).

Stella Mai Huang among 5,088 obstetrics & gynecology physician records in California

Stella Mai Huang, D.O. 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 2009, is newer than 66% of them.

  • NPI issued2009 · 66% of these records are older, 30% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 53% of these records are
  • Graduated2009 · median 2004 among the 2,700 with a school on file
  • Record last updated2015 · 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. Anahita Bunce, MDVallejo, CA 945891578601571
  2. Nicole Buscaglia, MDVallejo, CA 945891205914041
  3. Peter Coffin, MDVallejo, CA 945891750469599
  4. Thomas Downs, MDVallejo, CA 945891932287778
  5. Ruth Goldenberg, MDVallejo, CA 945891932287752
  6. Nancy Goler, MDVallejo, CA 945891992881429
  7. Neha Kamdar, M.D.Vallejo, CA 945891982669008
  8. Diane Kelley, MDVallejo, CA 945891295813012

Common questions

What is Stella Mai Huang, D.O.'s NPI number?

Stella Mai Huang, D.O.'s National Provider Identifier (NPI) is 1760610273, issued on Jun 24, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Stella Mai Huang, D.O. located?

The NPPES record lists a practice address at 100 Hospital Dr, Vallejo, CA, 94589. Phone: (707) 427-4900. Providers update this record themselves, so call before visiting.

How can I verify Stella Mai Huang, D.O.'s license?

NPPES lists California license number 20A12718, 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 Stella Mai Huang, D.O. prescribe under Medicare Part D?

In 2024, Stella Mai Huang, D.O. had 89 Medicare Part D claims for 34 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.