NPPES file of Aug 9, 2026

Alexis April Cardellini, M.D.

Obstetrics & Gynecology Physician · Greenbrae, CA

Alexis April Cardellini, M.D. is an obstetrics & gynecology physician with a practice address in Greenbrae, California, and NPI 1922242858, issued on Apr 22, 2009. Check the license (California A107104, 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
1922242858
Name
Alexis April Cardellini
Credential
M.D.
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License number
A107104 CA
Self-reported in NPPES; status is on the state search
Practice location
100A Drakes Landing RD Ste 225, Greenbrae, CA 94904
Phone
(415) 461-7800
Enumerated
Apr 22, 2009
Record last updated
Apr 19, 2016 (not updated in 10 years: call before relying on the address or phone)
Fax
(415) 461-8619
Medicare enrollment
Enrolled (PECOS I20110128000423); may accept Medicare assignment
Medical or professional school
Pennsylvania State University College Of Medicine, 2005
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 100A Drakes Landing RD Ste 225

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

  1. Courtney Cines, PA-CPhysician Assistant1447758404
  2. Amanda Deson, D.O.Obstetrics & Gynecology Physician1407203599
  3. Kate Frometa Song, CNMMidwife1497709844
  4. Alyssa Lo, MDObstetrics & Gynecology Physician1952964835
  5. Sujatha Pathi, M.D.Urogynecology and Reconstructive Pelvic Surgery (Obstetrics & Gynecology) Physician1639353279
  6. Katherine Reim, MDObstetrics & Gynecology Physician1417451758

Verify Alexis April Cardellini in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A107104
    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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2.4 times the Medicare Part D claims of the average obstetrics & gynecology physician in 2024

388 Medicare Part D claims for 137 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims.

  1. Alexis Cardellini388
  2. Specialty average165

Most prescribed

  1. Estradiol94 claims
  2. Progesterone52 claims
  3. Dotti28 claims
  4. Estradiol (Twice Weekly)23 claims
  5. Yuvafem16 claims
  6. Premarin15 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.

Bills Medicare through one group practice

  1. Regents Univ OF California UcsfSan Francisco, CA

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

Alexis April Cardellini among 5,088 obstetrics & gynecology physician records in California

Alexis April Cardellini, 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 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
  • Graduated2005 · 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).

26 obstetrics & gynecology physician records list a practice address in Greenbrae

They are 26 of the 727 NPPES records with a practice address in Greenbrae, and 5,088 obstetrics & gynecology physician records in California.

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

  1. Stephen Bearg, M.D.10161945Greenbrae, CA 949041194702431
  2. Nona Cunningham, M.D.Greenbrae, CA 949041770560997
  3. Brian Demuth, MDGreenbrae, CA 949041770553950
  4. Sylvia Flores, M.D.Greenbrae, CA 949041114904307
  5. Lucia Franca, M.D.Greenbrae, CA 949041558522722
  6. David Galland, M.D.Greenbrae, CA 949041154392637
  7. Cortney Harper, M.D.Greenbrae, CA 949041053587667
  8. Richard Hunter, MDGrennbrae, CA 949041235299272

Common questions

What is Alexis April Cardellini, M.D.'s NPI number?

Alexis April Cardellini, M.D.'s National Provider Identifier (NPI) is 1922242858, issued on Apr 22, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Alexis April Cardellini, M.D. located?

The NPPES record lists a practice address at 100A Drakes Landing RD Ste 225, Greenbrae, CA, 94904. Phone: (415) 461-7800. Providers update this record themselves, so call before visiting.

How can I verify Alexis April Cardellini, M.D.'s license?

NPPES lists California license number A107104, 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 Alexis April Cardellini, M.D. prescribe under Medicare Part D?

In 2024, Alexis April Cardellini, M.D. had 388 Medicare Part D claims for 137 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.