Doctor profile · Federal record

Dr. Gregory Parr, CRNP

Adult Health Nurse Practitioner · Baltimore, MD

  • NPI 1366403131
  • 20 yrs on file
  • Male
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
10 N Greene St, Vamc Baltimore, Division of Infectious Diseases
Baltimore, MD 212011524
(410) 605-7000
fax (410) 605-7709
Mailing address
406 Rosebank Ave
Baltimore, MD 212123537

Credentials & registration

NPPES · NUCC
NPI registered
March 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Specialty taxonomy
363LA2200X — NUCC code
State license (1)
Maryland #R075508

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1366403131. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
12
Distinct HCPCS
1
Medicare allowed
$1,751
HCPCS Description Services Patients Avg allowed
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 12 12 $146

In context: peer comparison

Among 52 peers in this city , average services per provider: 83. This provider delivers 0.1× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Gregory Parr's medical specialty?
Dr. Gregory Parr practices Adult Health Nurse Practitioner in Baltimore, MD.
Where does Dr. Gregory Parr practice?
Dr. Gregory Parr practices at 10 N Greene St, Baltimore, MD 212011524. Office phone: 4106057000.
What is Dr. Gregory Parr's NPI?
Dr. Gregory Parr's National Provider Identifier (NPI) is 1366403131, issued by NPPES.
What procedures does Dr. Gregory Parr commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.