Guillermina Gutierrez, M.D
Family Medicine Physician · Los Angeles, CA
Guillermina Gutierrez, M.D is a family medicine physician with a practice address in Los Angeles, California, and NPI 1629153515, issued on Oct 26, 2006. Check the license (California A76597, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Guillermina Gutierrez
- Credential
- M.D
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- A76597 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2100 W 3RD St Ste 400, Los Angeles, CA 90057
- Phone
- (323) 454-6940
- Enumerated
- Oct 26, 2006
- Record last updated
- Mar 29, 2022
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Also registered at 2100 W 3RD St Ste 400
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Gina Monreal, NPFamily Nurse Practitioner1215712450
- Gisel MonrealFamily Nurse Practitioner1336925064
- Vanessa Murrieta, FNP-BCFamily Nurse Practitioner1922863026
- Vivian Ofuokwu-Tomovic, NPFamily Nurse Practitioner1386505899
- Yesenia ReyesCase Manager/Care Coordinator1447018080
- Graciela Reyes Rangel, FNPFamily Nurse Practitioner1134001548
Verify Guillermina Gutierrez in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A76597Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
7% fewer Medicare Part D claims than the average family medicine physician in 2024
3,285 Medicare Part D claims for 236 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims.
Most prescribed
- Atorvastatin Calcium348 claims
- Losartan Potassium165 claims
- Metformin Hcl159 claims
- Amlodipine Besylate141 claims
- Lisinopril129 claims
- Omeprazole129 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.
Guillermina Gutierrez among 17,133 family medicine physician records in California
Guillermina Gutierrez, M.D is one of 17,133 family medicine physician records with a practice address in California. 81% 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 6% of them.
- NPI issued2006 · 6% of these records are older, 59% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileNo · 62% of these records are
- Record last updated2022 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
829 family medicine physician records list a practice address in Los Angeles
They are 829 of the 69,537 NPPES records with a practice address in Los Angeles, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Los Angeles → Family Medicine Physician nationwide →
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- Kendra Gorlitsky, MDLos Angeles, CA 900571902992134
- Victor Jimenez, P.A.C.Los Angeles, CA 900571720113079
- Peter Lucero, M.D.Los Angeles, CA 900571457414856
- Reynaldo Makabali, M.D.Los Angeles, CA 900571598757577
Common questions
What is Guillermina Gutierrez, M.D's NPI number?
Guillermina Gutierrez, M.D's National Provider Identifier (NPI) is 1629153515, issued on Oct 26, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Guillermina Gutierrez, M.D located?
The NPPES record lists a practice address at 2100 W 3RD St Ste 400, Los Angeles, CA, 90057. Phone: (323) 454-6940. Providers update this record themselves, so call before visiting.
How can I verify Guillermina Gutierrez, M.D's license?
NPPES lists California license number A76597, 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 Guillermina Gutierrez, M.D prescribe under Medicare Part D?
In 2024, Guillermina Gutierrez, M.D had 3,285 Medicare Part D claims for 236 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.