Michael Epstein, MD
NPI 1144488636 · Child & Adolescent Psychiatry Physician · Riverside, CA
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Epstein, MD is a Child & Adolescent Psychiatry Physician provider in Riverside, CA (NPI 1144488636).
Provider details
- NPI number
- 1144488636
- Entity type
- Individual
- Primary specialty
- Child & Adolescent Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 79265 (GA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 12 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Fluoxetine Hcl | 94 | 11 |
| Trazodone Hcl | 36 | — |
| Risperidone | 34 | — |
| Sertraline Hcl | 27 | — |
| Guanfacine Hclbrand: Guanfacine Hcl Er | 25 | — |
| Divalproex Sodium | 20 | — |
| Clonazepam | 17 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-05-30
- Last updated
- 2017-12-15
Frequently asked questions
- What is Michael Epstein's NPI number?
- Michael Epstein's National Provider Identifier (NPI) is 1144488636, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Epstein's specialty?
- Michael Epstein is listed in the NPPES registry with a primary specialty of Child & Adolescent Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Epstein located?
- Michael Epstein's practice location on file with NPPES is 2085 Rustin Ave, Riverside, CA 92507-2498.
- What is Michael Epstein's phone number?
- The practice phone number listed in the NPPES registry for Michael Epstein is (951) 509-8200.
- Does Michael Epstein accept Medicare?
- Michael Epstein is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Epstein's NPI active?
- Yes — Michael Epstein's NPI (1144488636) is active in the NPPES registry as of the last update on 2017-12-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.