NPPES file of Aug 9, 2026

Michael Tzvi Epstein, MD

Child & Adolescent Psychiatry Physician · Riverside, CA

Michael Tzvi Epstein, MD is a child & adolescent psychiatry physician with a practice address in Riverside, California, and NPI 1144488636, issued on May 30, 2008. Check the license (California A130717, 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
1144488636
Name
Michael Tzvi Epstein
Credential
MD
Primary taxonomy
Child & Adolescent Psychiatry Physician 2084P0804X
License numbers
A130717 CA
79265 GA
Self-reported in NPPES; status is on the state search
Practice location
2085 Rustin Ave, Riverside, CA 92507
Phone
(951) 509-8200
Enumerated
May 30, 2008
Record last updated
Dec 15, 2017 (not updated in 9 years: call before relying on the address or phone)
Fax
(951) 358-6622
Medicare enrollment
Enrolled (PECOS I20180626001981); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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 2085 Rustin Ave

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

  1. Miguel AguilarStudent in an Organized Health Care Education/Training Program1013704543
  2. Nancy AlcantarPeer Specialist1164807996
  3. Michelle AldecoaSpecialist1104525708
  4. Marquis AldridgeLicensed Vocational Nurse1912417023
  5. Mary Jennifer AlegreRegistered Nurse1265995930
  6. Dorian AlvarezSocial Worker1518662303

Verify Michael Tzvi Epstein in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A130717
    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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17% fewer Medicare Part D claims than the average child & adolescent psychiatry physician in 2024

416 Medicare Part D claims for 19 beneficiaries, against an average of 504 among the 3,545 providers of this specialty who prescribed in Part D. Brand-name drugs were 3% of claims.

  1. Michael Epstein416
  2. Specialty average504

Most prescribed

  1. Fluoxetine Hcl94 claims
  2. Trazodone Hcl36 claims
  3. Risperidone34 claims
  4. Sertraline Hcl27 claims
  5. Guanfacine Hcl Er25 claims
  6. Divalproex Sodium20 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 MIPS final score for 2023 (Medicare payment program): 92.3 of 100

The Merit-based Incentive Payment System score is reported for this clinician. 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 score73.8
  2. Costnot scored (reweighted)
  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; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. The Emory Clinic IncAtlanta, GA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Michael Tzvi Epstein among 1,009 child & adolescent psychiatry physician records in California

Michael Tzvi Epstein, MD is one of 1,009 child & adolescent psychiatry physician records with a practice address in California. 55% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 59% of them.

  • NPI issued2008 · 59% of these records are older, 35% newer
  • In a Medicare fileYes · 55% of these records are
  • In the CMS Doctors and Clinicians fileYes · 21% of these records are
  • Graduated2008 · median 2005 among the 215 with a school on file
  • Record last updated2017 · 57% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0804X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Child & Adolescent Psychiatry Physician providers in California

There are 1,009 child & adolescent psychiatry physician records in California.

The 8 child & adolescent psychiatry physician records with the nearest ZIP codes

  1. Enn Magi, M.D.Riverside, CA 925061952558041
  2. Arthur Leitzke, M.D.Riverside, CA 925051649651076
  3. Maria Santos-Nanadiego, MDRiverside, CA 925051730256744
  4. Catherine Stinnett, MDRiverside, CA 925051720155674
  5. Chitra Sumanth, MDRiverside, CA 925051740349331
  6. Dalia Balsamo, M.D.Riverside, CA 925031003141847
  7. Preeth Elango, MDRiverside, CA 925031972298818
  8. Eli Friedler, MDRiverside, CA 925031316018294

Common questions

What is Michael Tzvi Epstein, MD's NPI number?

Michael Tzvi Epstein, MD's National Provider Identifier (NPI) is 1144488636, issued on May 30, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Michael Tzvi Epstein, MD located?

The NPPES record lists a practice address at 2085 Rustin Ave, Riverside, CA, 92507. Phone: (951) 509-8200. Providers update this record themselves, so call before visiting.

How can I verify Michael Tzvi Epstein, MD's license?

NPPES lists California license number A130717, 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 Michael Tzvi Epstein, MD prescribe under Medicare Part D?

In 2024, Michael Tzvi Epstein, MD had 416 Medicare Part D claims for 19 beneficiaries; the average among child & adolescent psychiatry physician prescribers was 504. Part D covers Medicare prescriptions only.

What is Michael Tzvi Epstein, MD's MIPS final score?

The 2023 MIPS final score is 92.3 of 100. 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.