NPPES file of Aug 9, 2026

Kellie Corcoran, MD

Obstetrics & Gynecology Physician · Petaluma, CA

Kellie Corcoran, MD is an obstetrics & gynecology physician with a practice address in Petaluma, California, and NPI 1760817258, issued on Sep 4, 2013. Check the license (California A148798, 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
1760817258
Name
Kellie Corcoran
Credential
MD
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License number
A148798 CA
Self-reported in NPPES; status is on the state search
Practice location
3900 Lakeville Hwy, Petaluma, CA 94954
Phone
(707) 765-3900
Enumerated
Sep 4, 2013
Record last updated
Aug 8, 2022
Medicare enrollment
Enrolled (PECOS I20210615003004); accepts Medicare assignment
Medical or professional school
University Of California, Davis School Of Medicine, 2015
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 3900 Lakeville Hwy

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

  1. Matthew AndersonPharmacist1336673110
  2. Suzanne Aoyagi, PHARMDPharmacist1497289268
  3. John Arden, PHDPsychologist1841351053
  4. Caroline Barnhart, MDObstetrics & Gynecology Physician1437618774
  5. Alexis Becker, CNMMidwife1225112584
  6. Sharina Belani, MDInternal Medicine Physician1700958550

Verify Kellie Corcoran in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A148798
    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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87% more Medicare Part D claims than the average obstetrics & gynecology physician in 2024

309 Medicare Part D claims for 159 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims.

  1. Kellie Corcoran309
  2. Specialty average165

Most prescribed

  1. Estradiol102 claims
  2. Clobetasol Propionate48 claims
  3. Progesterone29 claims
  4. Yuvafem29 claims
  5. Estring17 claims
  6. Climara13 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: $12.43

1 payment: food and beverage; the largest payer was Organon 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. Kellie Corcoran$12.43
  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 one group practice

  1. Permanente Medical Group IncPetaluma, CA

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

Kellie Corcoran among 5,088 obstetrics & gynecology physician records in California

Kellie Corcoran, MD 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 2013, is newer than 78% of them.

  • NPI issued2013 · 78% of these records are older, 20% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 53% of these records are
  • Graduated2015 · median 2004 among the 2,700 with a school on file
  • Record last updated2022 · 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. Caroline Barnhart, MDPetaluma, CA 949541437618774
  2. Julie Clark, MDPetaluma, CA 949541346216389
  3. Laurie Dibble, MDPetaluma, CA 949541487738555
  4. Anthony Kosinski, M.D.Petaluma, CA 949541588656631
  5. Elmira Manoucheri, M.D.Petaluma, CA 949541942475710
  6. Bonni Massa, M.D.Petaluma, CA 949541508933607
  7. Judith McCarthy, MDPetaluma, CA 949541770667750
  8. Fiona Redwood, M.D.Petaluma, CA 949541255323945

Common questions

What is Kellie Corcoran, MD's NPI number?

Kellie Corcoran, MD's National Provider Identifier (NPI) is 1760817258, issued on Sep 4, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Kellie Corcoran, MD located?

The NPPES record lists a practice address at 3900 Lakeville Hwy, Petaluma, CA, 94954. Phone: (707) 765-3900. Providers update this record themselves, so call before visiting.

How can I verify Kellie Corcoran, MD's license?

NPPES lists California license number A148798, 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 Kellie Corcoran, MD prescribe under Medicare Part D?

In 2024, Kellie Corcoran, MD had 309 Medicare Part D claims for 159 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.