NPPES file of Aug 9, 2026

Nina E. Higgins, M.D.

Psychiatry Physician · Walnut Creek, CA

Nina E. Higgins, M.D. is a psychiatry physician with a practice address in Walnut Creek, California, and NPI 1083904023, issued on Apr 11, 2011. Check the license (California C207801, 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
1083904023
Name
Nina E. Higgins
Credential
M.D.
Primary taxonomy
Psychiatry Physician 2084P0800X
License numbers
C207801 CA
MD2017-0648 NM
340771 NY
MD14982 RI
Self-reported in NPPES; status is on the state search
Practice location
1460 Maria LN Ste 300, Walnut Creek, CA 94596
Phone
(650) 275-3939
Enumerated
Apr 11, 2011
Record last updated
Jul 15, 2026
Medicare enrollment
Enrolled (PECOS I20170922003098); accepts Medicare assignment
Medical or professional school
University Of New Mexico School Of Medicine, 2011
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 1460 Maria LN Ste 300

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

  1. Noah Asch, PSY.D.Clinical Psychologist1992393326
  2. La Rae Banks, DRPH, MBA-HMDoula1982444741
  3. Michelle BartonPsychiatry Physician1235579186
  4. Ilana Cohen, LMFTMarriage & Family Therapist1942791892
  5. Kristina Cook, M.S.; LPCC; NCCProfessional Counselor1669013165
  6. Taylor Culbertson, MA, LMFTMarriage & Family Therapist1508156779

Verify Nina E. Higgins in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license C207801
    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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98% fewer Medicare Part D claims than the average psychiatry physician in 2024

18 Medicare Part D claims, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Nina Higgins18
  2. Specialty average1,000

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. Unm Medical Group IncAlbuquerque, NM

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

Nina E. Higgins among 8,673 psychiatry physician records in California

Nina E. Higgins, M.D. is one of 8,673 psychiatry physician records with a practice address in California. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 63% of them.

  • NPI issued2011 · 63% of these records are older, 34% newer
  • In a Medicare fileYes · 67% of these records are
  • In the CMS Doctors and Clinicians fileYes · 38% of these records are
  • Graduated2011 · median 2005 among the 3,295 with a school on file
  • Record last updated2026 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

67 psychiatry physician records list a practice address in Walnut Creek

They are 67 of the 6,170 NPPES records with a practice address in Walnut Creek, and 8,673 psychiatry physician records in California.

The 8 psychiatry physician records with the nearest ZIP codes

  1. Orin Bigman, MDWalnut Creek, CA 945961669550760
  2. Eugene Crayton, MDWalnut Creek, CA 945961740327923
  3. Dharmini Harichandran, M.DWalnut Creek, CA 945961386668820
  4. Chelvadurai Harichandran, M.DWalnut Creek, CA 945961386782860
  5. John Hawkins, DOWalnut Creek, CA 945961730267824
  6. David Ritvo, M.D.Walnut Creek, CA 945961205832094
  7. Michael Schwab, M.D.Walnut Creek, CA 945961093880601
  8. Richard Silver, MDWalnut Creek, CA 945961891873972

Common questions

What is Nina E. Higgins, M.D.'s NPI number?

Nina E. Higgins, M.D.'s National Provider Identifier (NPI) is 1083904023, issued on Apr 11, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Nina E. Higgins, M.D. located?

The NPPES record lists a practice address at 1460 Maria LN Ste 300, Walnut Creek, CA, 94596. Phone: (650) 275-3939. Providers update this record themselves, so call before visiting.

How can I verify Nina E. Higgins, M.D.'s license?

NPPES lists California license number C207801, 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 Nina E. Higgins, M.D. prescribe under Medicare Part D?

In 2024, Nina E. Higgins, M.D. had 18 Medicare Part D claims; the average among psychiatry physician prescribers was 1,000. 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.