Doctor profile · Federal record

Dr. John Greer, MD, PHD

Neurological Surgery Physician (CMS: Neurosurgery) · Richmond, VA

  • NPI 1790122646
  • Accepts Medicare
  • MIPS 76.2 / 100 · 2023
  • 13 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1250 E Marshall St, Ns: Neurosurgery Clinic
Richmond, VA 232985051
(804) 828-2437
fax (804) 828-1953
Mailing address
Po Box 980631, Ns: Neurosurgery
Richmond, VA 232980631

Credentials & registration

NPPES · NUCC
NPI registered
June 2013 — 13 yrs on file
Profile last updated
September 13, 2021
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
207T00000X — NUCC code
State license (1)
Virginia #0101268559

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1790122646. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
101
Distinct HCPCS
5
Medicare allowed
$6,085
HCPCS Description Services Patients Avg allowed
99212 Established patient office or other outpatient visit, 10-19 minutes 26 24 $34
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 24 12 $77
99221 Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 22 22 $79
99213 Established patient office or other outpatient visit, 20-29 minutes 17 16 $62
99202 New patient office or other outpatient visit, 15-29 minutes 12 12 $47

In context: peer comparison

Among 10 peers in Richmond Neurological Surgery Physician, average services per provider: 49. This provider delivers 2.1× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. John Greer's medical specialty?
Dr. John Greer practices Neurological Surgery Physician in Richmond, VA.
Where does Dr. John Greer practice?
Dr. John Greer practices at 1250 E Marshall St, Richmond, VA 232985051. Office phone: 8048282437.
What is Dr. John Greer's NPI?
Dr. John Greer's National Provider Identifier (NPI) is 1790122646, issued by NPPES.
Does Dr. John Greer accept Medicare assignment?
Yes. Dr. John Greer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Greer commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99212); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with straightforward or low level of medical decision making (HCPCS 99221). Source: CMS Medicare Physician & Other Practitioners file.