Mark Ritchie, M.D.
NPI 1962683060 · Psychiatry Physician · Morgan Hill, CA
Mark Ritchie, M.D. is a Psychiatry Physician provider in Morgan Hill, CA (NPI 1962683060).
Provider details
- NPI number
- 1962683060
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- A48077 (CA)
Specialties & taxonomies
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
2 documented practice locations
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 · 25 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Venlafaxine Hclbrand: Venlafaxine Hcl Er | 36 |
| Mirtazapine | 36 |
| Trazodone Hcl | 34 |
| Bupropion Hclbrand: Bupropion Xl | 31 |
| Bupropion Hclbrand: Bupropion Hcl Sr | 25 |
| Paliperidone Palmitatebrand: Invega Sustenna | 25 |
| Vilazodone Hclbrand: Viibryd | 22 |
| Lamotrigine | 21 |
Practice location
Mailing address
Additional practice locations (1)
- 1234 Empire StFairfield, CA 94533-5711Phone: (707) 439-7830
Registry dates
- Enumerated
- 2007-11-16
- Last updated
- 2023-06-05
- Certified
- 2023-05-22
Frequently asked questions
- What is Mark Ritchie's NPI number?
- Mark Ritchie's National Provider Identifier (NPI) is 1962683060, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Ritchie's specialty?
- Mark Ritchie is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Ritchie located?
- Mark Ritchie's practice location on file with NPPES is 1156 Teresa Lane, Morgan Hill, CA 95037.
- What is Mark Ritchie's phone number?
- The practice phone number listed in the NPPES registry for Mark Ritchie is (408) 402-0450.
- Is Mark Ritchie's NPI active?
- Yes — Mark Ritchie's NPI (1962683060) is active in the NPPES registry as of the last update on 2023-06-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.