Tamara Grisales, M.D.
Obstetrics & Gynecology Physician · Los Angeles, CA
Tamara Grisales, M.D. is an obstetrics & gynecology physician with a practice address in Los Angeles, California, and NPI 1063611762, issued on Jul 12, 2007. Check the license (California A108105, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Tamara Grisales
- Credential
- M.D.
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- A108105 CA
Self-reported in NPPES; status is on the state search - Practice location
- 200 Ucla Medical Plz Ste 140, Los Angeles, CA 90095
- Phone
- (310) 794-7274
- Enumerated
- Jul 12, 2007
- Record last updated
- Oct 15, 2024
- Medicare enrollment
- Enrolled (PECOS I20110728000562); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 5,088 in California → Look up another NPI →
Also registered at 200 Ucla Medical Plz Ste 140
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Tamara Grisales in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A108105Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
5.0 times the Medicare Part D claims of the average obstetrics & gynecology physician in 2024
823 Medicare Part D claims for 299 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.
Most prescribed
- Estradiol203 claims
- Gemtesa116 claims
- Myrbetriq63 claims
- Cephalexin55 claims
- Solifenacin Succinate37 claims
- Methenamine Hippurate35 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 77.3 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $777.93
21 payments; by number, the most common kind was food and beverage; the largest payer was Medtronic, Inc. 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.
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
- The Regents OF The University OF CaliforniaLos Angeles, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Tamara Grisales among 5,088 obstetrics & gynecology physician records in California
Tamara Grisales, 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 2007, is newer than 48% of them.
- NPI issued2007 · 48% of these records are older, 38% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 53% of these records are
- Graduated2007 · median 2004 among the 2,700 with a school on file
- Record last updated2024 · 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 Los Angeles → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Gayane Ambartsumyan, MDLos Angeles, CA 900951174556849
- Andy Huang, M.D.Los Angeles, CA 900951134244924
- Michael Johnson, MDLos Angeles, CA 900951619048659
- Cheri Lowre, MDLos Angeles, CA 900951215967948
- Michael Lu, MDLos Angeles, CA 900951316972219
- Lauren Nathan, MDLos Angeles, CA 900951235164039
- Lisa Nicholas, MDLos Angeles, CA 900951750380648
- Kristine Penner Klein, MDLos Angeles, CA 900951346454501
Common questions
What is Tamara Grisales, M.D.'s NPI number?
Tamara Grisales, M.D.'s National Provider Identifier (NPI) is 1063611762, issued on Jul 12, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Tamara Grisales, M.D. located?
The NPPES record lists a practice address at 200 Ucla Medical Plz Ste 140, Los Angeles, CA, 90095. Phone: (310) 794-7274. Providers update this record themselves, so call before visiting.
How can I verify Tamara Grisales, M.D.'s license?
NPPES lists California license number A108105, 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 Tamara Grisales, M.D. prescribe under Medicare Part D?
In 2024, Tamara Grisales, M.D. had 823 Medicare Part D claims for 299 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. Part D covers Medicare prescriptions only.
What is Tamara Grisales, M.D.'s MIPS final score?
The 2023 MIPS final score is 77.3 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.