Ryan Doan, M.D.
NPI 1568788834 · Physical Medicine & Rehabilitation Physician · Vallejo, CA
Enrolled with Medicare as Practitioner - Physical Medicine and Rehabilitation · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ryan Doan, M.D. is a Physical Medicine & Rehabilitation Physician provider in Vallejo, CA (NPI 1568788834).
Provider details
- NPI number
- 1568788834
- Entity type
- Individual
- Primary specialty
- Physical Medicine & Rehabilitation PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A119276 (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
16 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 · 17 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 114 | 65 |
| Baclofen | 86 | 37 |
| Gabapentin | 60 | 35 |
| Amlodipine Besylate | 43 | 25 |
| Tamsulosin Hcl | 28 | 18 |
| Famotidine | 28 | 20 |
| Clopidogrel Bisulfatebrand: Clopidogrel | 27 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2010-04-12
- Last updated
- 2021-12-15
Frequently asked questions
- What is Ryan Doan's NPI number?
- Ryan Doan's National Provider Identifier (NPI) is 1568788834, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ryan Doan's specialty?
- Ryan Doan is listed in the NPPES registry with a primary specialty of Physical Medicine & Rehabilitation Physician (Allopathic & Osteopathic Physicians).
- Where is Ryan Doan located?
- Ryan Doan's practice location on file with NPPES is 975 Sereno Dr, Vallejo, CA 94589-2441.
- What is Ryan Doan's phone number?
- The practice phone number listed in the NPPES registry for Ryan Doan is (707) 651-1734.
- Does Ryan Doan accept Medicare?
- Ryan Doan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ryan Doan's NPI active?
- Yes — Ryan Doan's NPI (1568788834) is active in the NPPES registry as of the last update on 2021-12-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.