Gregory Parr, CRNP
NPI 1366403131 · Adult Health Nurse Practitioner · Baltimore, MD
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gregory Parr, CRNP is a Adult Health Nurse Practitioner provider in Baltimore, MD (NPI 1366403131).
Provider details
- NPI number
- 1366403131
- Entity type
- Individual
- Primary specialty
- Adult Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CRNP
- Sex
- Male
- License
- R075508 (MD)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
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
- 2006-03-31
- Last updated
- 2007-07-08
Frequently asked questions
- What is Gregory Parr's NPI number?
- Gregory Parr's National Provider Identifier (NPI) is 1366403131, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Parr's specialty?
- Gregory Parr is listed in the NPPES registry with a primary specialty of Adult Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Gregory Parr located?
- Gregory Parr's practice location on file with NPPES is 10 N Greene St, Baltimore, MD 21201-1524.
- What is Gregory Parr's phone number?
- The practice phone number listed in the NPPES registry for Gregory Parr is (410) 605-7000.
- Does Gregory Parr accept Medicare?
- Gregory Parr is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gregory Parr's NPI active?
- Yes — Gregory Parr's NPI (1366403131) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.