John Rennick, MD
NPI 1023070034 · Psychiatry Physician · Medford, OR
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Rennick, MD is a Psychiatry Physician provider in Medford, OR (NPI 1023070034).
Provider details
- NPI number
- 1023070034
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- E8135 (TX)
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
20 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 · 47 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Clozapine | 215 | 12 |
| Olanzapine | 196 | 15 |
| Benztropine Mesylate | 180 | 16 |
| Clonazepam | 179 | 17 |
| Fluphenazine Decanoate | 168 | 11 |
| Divalproex Sodiumbrand: Divalproex Sodium Er | 155 | 11 |
| Mirtazapine | 150 | 16 |
| Risperidone |
Practice location
Mailing address
Additional practice locations (1)
- 2401 E Street NwM/Med/Qi, Sa-1Washington, DC 20522-0001Phone: (202) 663-1903
Registry dates
- Enumerated
- 2006-04-05
- Last updated
- 2026-05-10
Frequently asked questions
- What is John Rennick's NPI number?
- John Rennick's National Provider Identifier (NPI) is 1023070034, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Rennick's specialty?
- John Rennick is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is John Rennick located?
- John Rennick's practice location on file with NPPES is 3156 State St, Medford, OR 97504.
- What is John Rennick's phone number?
- The practice phone number listed in the NPPES registry for John Rennick is (541) 476-2373.
- Does John Rennick accept Medicare?
- John Rennick is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Rennick's NPI active?
- Yes — John Rennick's NPI (1023070034) is active in the NPPES registry as of the last update on 2026-05-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.