Michael Clark, M.D.
NPI 1306105986 · Psychiatry Physician · Loma Linda, CA
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Clark, M.D. is a Psychiatry Physician provider in Loma Linda, CA (NPI 1306105986).
Provider details
- NPI number
- 1306105986
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
14 yrs in NPPES registry
- Profile completeness38% of score
83% 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 · 46 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Alprazolam | 245 | 40 |
| Clonazepam | 232 | 27 |
| Gabapentin | 227 | 59 |
| Trazodone Hcl | 198 | 63 |
| Quetiapine Fumarate | 184 | 36 |
| Lorazepam | 143 | 22 |
| Buspirone Hcl | 140 | 37 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2012-05-16
- Last updated
- 2021-12-01
Frequently asked questions
- What is Michael Clark's NPI number?
- Michael Clark's National Provider Identifier (NPI) is 1306105986, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Clark's specialty?
- Michael Clark is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Clark located?
- Michael Clark's practice location on file with NPPES is 11234 Anderson St, Loma Linda, CA 92354-2804.
- What is Michael Clark's phone number?
- The practice phone number listed in the NPPES registry for Michael Clark is (909) 558-9532.
- Does Michael Clark accept Medicare?
- Michael Clark is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Clark's NPI active?
- Yes — Michael Clark's NPI (1306105986) is active in the NPPES registry as of the last update on 2021-12-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.