Joan Johnson, M.D.
NPI 1386989952 · Obstetrics & Gynecology Physician · Lancaster, PA
Enrolled with Medicare as Order and Referring Only - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joan Johnson, M.D. is a Obstetrics & Gynecology Physician provider in Lancaster, PA (NPI 1386989952).
Provider details
- NPI number
- 1386989952
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- MD031866E (PA)
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
13 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
- 2012-12-07
- Last updated
- 2012-12-07
Frequently asked questions
- What is Joan Johnson's NPI number?
- Joan Johnson's National Provider Identifier (NPI) is 1386989952, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joan Johnson's specialty?
- Joan Johnson is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Joan Johnson located?
- Joan Johnson's practice location on file with NPPES is 1372 John Adams Dr, Lancaster, PA 17601-5065.
- What is Joan Johnson's phone number?
- The practice phone number listed in the NPPES registry for Joan Johnson is (717) 393-2103.
- Does Joan Johnson accept Medicare?
- Joan Johnson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joan Johnson's NPI active?
- Yes — Joan Johnson's NPI (1386989952) is active in the NPPES registry as of the last update on 2012-12-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.