Debra Rae Gierut, MD
Obstetrics & Gynecology Physician · Anaheim, CA
Debra Rae Gierut, MD is an obstetrics & gynecology physician with a practice address in Anaheim, California, and NPI 1023185956, issued on Nov 29, 2006. Check the license (California G87373, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Debra Rae Gierut
- Credential
- MD
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- G87373 CA
Self-reported in NPPES; status is on the state search - Practice location
- 441 N Lakeview Ave, Anaheim, CA 92807
- Phone
- (888) 988-2800
- Enumerated
- Nov 29, 2006
- Record last updated
- Nov 30, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20051222000653); accepts Medicare assignment
- Medical or professional school
- Chicago College Of Medicine And Surgery, 1991
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 5,088 in California → Look up another NPI →
Also registered at 441 N Lakeview Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Debra Rae Gierut in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G87373Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
78% more Medicare Part D claims than the average obstetrics & gynecology physician in 2024
294 Medicare Part D claims for 72 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 30% of claims.
Most prescribed
- Climara56 claims
- Estradiol48 claims
- Yuvafem29 claims
- Triamcinolone Acetonide24 claims
- Estring19 claims
- Progesterone15 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
- Southern California Permanente Medical GroupSan Juan Capistrano, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Debra Rae Gierut among 5,088 obstetrics & gynecology physician records in California
Debra Rae Gierut, 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 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
- Graduated1991 · median 2004 among the 2,700 with a school on file
- Record last updated2021 · 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.
All 5,088 in California → Every provider in Anaheim → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Bel Barker, MDAnaheim, CA 928071376614354
- Julisa Bravo, MDAnaheim, CA 928071295802015
- Jean Burke, MDAnaheim, CA 928071588731459
- Peggy Grau, MDAnaheim, CA 928071063583045
- Anne Hardebeck, MDAnaheim, CA 928071083781900
- William Hayton, MDAnaheim, CA 928071508937400
- Jun Ihara, MDAnaheim, CA 928071740351790
- Cambria Kang, MDAnaheim, CA 928071871664813
Common questions
What is Debra Rae Gierut, MD's NPI number?
Debra Rae Gierut, MD's National Provider Identifier (NPI) is 1023185956, issued on Nov 29, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Debra Rae Gierut, MD located?
The NPPES record lists a practice address at 441 N Lakeview Ave, Anaheim, CA, 92807. Phone: (888) 988-2800. Providers update this record themselves, so call before visiting.
How can I verify Debra Rae Gierut, MD's license?
NPPES lists California license number G87373, 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 Debra Rae Gierut, MD prescribe under Medicare Part D?
In 2024, Debra Rae Gierut, MD had 294 Medicare Part D claims for 72 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.