Douglas Leaman, M.D.
NPI 1295866119 · Family Medicine Physician · Lancaster, PA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Douglas Leaman, M.D. is a Family Medicine Physician provider in Lancaster, PA (NPI 1295866119).
Provider details
- NPI number
- 1295866119
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- MD430975 (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
19 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 · 82 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 183 | 45 |
| Metformin Hcl | 181 | 39 |
| Dulaglutidebrand: Trulicity | 130 | 19 |
| Lisinopril | 129 | 33 |
| Omeprazole | 128 | 34 |
| Gabapentin | 126 | 23 |
| Albuterol Sulfate |
Practice location
Mailing address
Additional practice locations (1)
- 540 North Duke Street3rd FloorLancaster, PA 17602-2374Phone: (717) 544-4950Fax: (717) 544-5964
Registry dates
- Enumerated
- 2007-03-09
- Last updated
- 2026-04-08
- Certified
- 2026-04-08
Frequently asked questions
- What is Douglas Leaman's NPI number?
- Douglas Leaman's National Provider Identifier (NPI) is 1295866119, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Douglas Leaman's specialty?
- Douglas Leaman is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Douglas Leaman located?
- Douglas Leaman's practice location on file with NPPES is 515-B Hershey Ave., Lancaster, PA 17603.
- What is Douglas Leaman's phone number?
- The practice phone number listed in the NPPES registry for Douglas Leaman is (717) 299-6372.
- Does Douglas Leaman accept Medicare?
- Douglas Leaman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Douglas Leaman's NPI active?
- Yes — Douglas Leaman's NPI (1295866119) is active in the NPPES registry as of the last update on 2026-04-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.