Stephen Olin, MD
NPI 1548208655 · Family Medicine Physician · Lancaster, PA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stephen Olin, MD is a Family Medicine Physician provider in Lancaster, PA (NPI 1548208655).
Provider details
- NPI number
- 1548208655
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD015380E (PA)
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
20 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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-06-02
- Last updated
- 2011-04-12
Frequently asked questions
- What is Stephen Olin's NPI number?
- Stephen Olin's National Provider Identifier (NPI) is 1548208655, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephen Olin's specialty?
- Stephen Olin is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Stephen Olin located?
- Stephen Olin's practice location on file with NPPES is 540 N Duke St, Lancaster, PA 17602-2374.
- What is Stephen Olin's phone number?
- The practice phone number listed in the NPPES registry for Stephen Olin is (717) 544-4950.
- Does Stephen Olin accept Medicare?
- Stephen Olin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stephen Olin's NPI active?
- Yes — Stephen Olin's NPI (1548208655) is active in the NPPES registry as of the last update on 2011-04-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.