NPPES file of Aug 9, 2026

Theresa A. Brown, N.P.

Cardiovascular Disease Physician · West Hills, CA

Theresa A. Brown, N.P. is a cardiovascular disease physician with a practice address in West Hills, California, and NPI 1265406813, issued on Feb 13, 2006. Check the license (California 334028, 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
1265406813
Name
Theresa A. Brown
Credential
N.P.
Primary taxonomy
Cardiovascular Disease Physician 207RC0000X
License number
334028 CA
Self-reported in NPPES; status is on the state search
Practice location
23101 Sherman PL, West Hills, CA 91307
Phone
(818) 702-8800
Enumerated
Feb 13, 2006
Record last updated
Feb 28, 2013 (not updated in 13 years: call before relying on the address or phone)
Fax
(818) 702-0080
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 23101 Sherman PL

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

  1. Robert Blum, M.D.Cardiovascular Disease Physician1558334482
  2. Benjamin Cohen, M.D.Cardiovascular Disease Physician1114991767
  3. Valeria Correa, NPGerontology Nurse Practitioner1508621350
  4. Bernard Diamond, MDOrthopaedic Surgery Physician1154315000
  5. Paul Diehl, M.D.Internal Medicine Physician1336215607
  6. Ramin Farshi, M.D.Interventional Cardiology Physician1275507352

Verify Theresa A. Brown in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 334028
    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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99% fewer Medicare Part D claims than the average cardiovascular disease physician in 2024

24 Medicare Part D claims for 12 beneficiaries, against an average of 3,078 among the 20,728 providers of this specialty who prescribed in Part D.

  1. Theresa Brown24
  2. Specialty average3,078

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): 82.3 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 score79.7
  2. Costout of 100 · 30%48.7
  3. Promoting interoperabilityout of 100 · 25%96.0
  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: $101.48

1 payment: food and beverage; the largest payer was Coloplast Corp. The 16,686 providers of this specialty with any payment received $3,819.56 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Theresa Brown$101.48
  2. Specialty average$3,819.56

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

Theresa A. Brown among 2,574 cardiovascular disease physician records in California

Theresa A. Brown, N.P. is one of 2,574 cardiovascular disease 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 10% of them.

  • NPI issued2006 · 10% of these records are older, 45% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileNo · 68% of these records are
  • Record last updated2013 · 63% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Cardiovascular Disease Physician providers in California

There are 2,574 cardiovascular disease physician records in California.

The 8 cardiovascular disease physician records with the nearest ZIP codes

  1. Raluca Arimie, MDWest Hills, CA 913071295760395
  2. Robert Blum, M.D.West Hills, CA 913071558334482
  3. Benjamin Cohen, M.D.West Hills, CA 913071114991767
  4. Michael Levey, M.D.West Hills, CA 913071235102153
  5. Kendall Marr, MDWest Hills, CA 913071588663603
  6. Farhad Rafii, M.D.West Hills, CA 913071740433705
  7. Dhananjay Chatterjee, M.D.Calabasas, CA 913021497117782
  8. Sami NatourCalabasas, CA 913021619473501

Common questions

What is Theresa A. Brown, N.P.'s NPI number?

Theresa A. Brown, N.P.'s National Provider Identifier (NPI) is 1265406813, issued on Feb 13, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Theresa A. Brown, N.P. located?

The NPPES record lists a practice address at 23101 Sherman PL, West Hills, CA, 91307. Phone: (818) 702-8800. Providers update this record themselves, so call before visiting.

How can I verify Theresa A. Brown, N.P.'s license?

NPPES lists California license number 334028, 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 Theresa A. Brown, N.P. prescribe under Medicare Part D?

In 2024, Theresa A. Brown, N.P. had 24 Medicare Part D claims for 12 beneficiaries; the average among cardiovascular disease physician prescribers was 3,078. Part D covers Medicare prescriptions only.

What is Theresa A. Brown, N.P.'s MIPS final score?

The 2023 MIPS final score is 82.3 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.