NPPES file of Aug 9, 2026

Maria Teresa Abreu, M.D.

Gastroenterology Physician · West Hollywood, CA

Maria Teresa Abreu, M.D. is a gastroenterology physician with a practice address in West Hollywood, California, and NPI 1598793374, issued on Jun 29, 2006. Check the license (California G74326, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1598793374
Name
Maria Teresa Abreu
Credential
M.D.
Primary taxonomy
Gastroenterology Physician 207RG0100X
License numbers
G74326 CA
ME101004 FL
Self-reported in NPPES; status is on the state search
Practice location
8700 Beverly Blvd Ste AC1125, West Hollywood, CA 90048
Phone
(310) 423-4100
Enumerated
Jun 29, 2006
Record last updated
Apr 8, 2025
Fax
(310) 423-0146
Medicaid ID
280783100 FL
Medicare enrollment
Enrolled (PECOS I20250416003807); accepts Medicare assignment
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 8700 Beverly Blvd Ste AC1125

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

  1. Puja Khanna, M.D.Gastroenterology Physician1750533261

Verify Maria Teresa Abreu in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G74326
    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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66% fewer Medicare Part D claims than the average gastroenterology physician in 2024

276 Medicare Part D claims for 70 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 52% of claims.

  1. Maria Abreu276
  2. Specialty average811

Most prescribed

  1. Stelara71 claims
  2. Diphenoxylate-Atropine36 claims
  3. Mesalamine22 claims
  4. Clenpiq12 claims
  5. Pantoprazole Sodium12 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): 81.3 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.

  1. Qualityout of 100 · 30% of the final score78.5
  2. Costout of 100 · 30%50.6
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $83,112.28

21 payments; by number, the most common kind was consulting fee; the largest payer was Takeda Pharmaceuticals U.S.A., Inc. The 13,350 providers of this specialty with any payment received $5,015.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Maria Abreu$83,112
  2. Specialty average$5,016

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

One hospital affiliation

  1. Cedars-Sinai Medical CenterWest Hollywood, CA · Acute Care Hospitals5 of 5 stars

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Maria Teresa Abreu among 2,140 gastroenterology physician records in California

Maria Teresa Abreu, M.D. is one of 2,140 gastroenterology physician records with a practice address in California. 83% 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 7% of them.

  • NPI issued2006 · 7% of these records are older, 48% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 72% of these records are
  • Graduated1990 · median 2002 among the 1,538 with a school on file
  • Record last updated2025 · 60% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

25 gastroenterology physician records list a practice address in West Hollywood

They are 25 of the 2,619 NPPES records with a practice address in West Hollywood, and 2,140 gastroenterology physician records in California.

The 8 gastroenterology physician records with the nearest ZIP codes

  1. David Cohen, MD PHDWest Hollywood, CA 900481881650133
  2. Jerome Goldwasser, M.D.Los Angeles, CA 900481831103506
  3. Simon Lo, M.D.Los Angeles, CA 900481255368874
  4. Jay Marks, MDLos Angeles, CA 900481003871914
  5. Gil Melmed, M.D.Los Angeles, CA 900481336102524
  6. Mark Pimentel, M.D.Los Angeles, CA 900481750319356
  7. Said Rahban, MDLos Angeles, CA 900481205902202
  8. Mamatha Sadda, M.D.Los Angeles, CA 900481255412854

Common questions

What is Maria Teresa Abreu, M.D.'s NPI number?

Maria Teresa Abreu, M.D.'s National Provider Identifier (NPI) is 1598793374, issued on Jun 29, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Maria Teresa Abreu, M.D. located?

The NPPES record lists a practice address at 8700 Beverly Blvd Ste AC1125, West Hollywood, CA, 90048. Phone: (310) 423-4100. Providers update this record themselves, so call before visiting.

How can I verify Maria Teresa Abreu, M.D.'s license?

NPPES lists California license number G74326, 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 Maria Teresa Abreu, M.D. prescribe under Medicare Part D?

In 2024, Maria Teresa Abreu, M.D. had 276 Medicare Part D claims for 70 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.

What is Maria Teresa Abreu, M.D.'s MIPS final score?

The 2023 MIPS final score is 81.3 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.