John E. Greer, MD, PHD
Neurological Surgery Physician · Richmond, VA
John E. Greer, MD, PHD is a neurological surgery physician with a practice address in Richmond, Virginia, and NPI 1790122646, issued on Jun 2, 2013. Check the license (Virginia 0101268559, as entered in NPPES) on the Virginia Department of Health Professions; the Medicare figures below come from public CMS files.
- Name
- John E. Greer
- Credential
- MD, PHD
- Primary taxonomy
- Neurological Surgery Physician 207T00000X
- License number
- 0101268559 VA
Self-reported in NPPES; status is on the state search - Practice location
- 1250 E Marshall St, Richmond, VA 23298
- Phone
- (804) 828-2437
- Enumerated
- Jun 2, 2013
- Record last updated
- Sep 13, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (804) 828-1953
- Medicare enrollment
- Enrolled (PECOS I20200928003060); accepts Medicare assignment
- Medical or professional school
- Virginia Commonwealth University, School Of Medicine, 2013
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest neurological surgery physician records → All 190 in Virginia → Look up another NPI →
Also registered at 1250 E Marshall St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Joseph Niel AbapoStudent in an Organized Health Care Education/Training Program1578376919
- Linda Abbey, M.D.Family Medicine Physician1366528028
- Adel Abdallah, MDNeonatal-Perinatal Medicine Physician1386670354
- Troy AbernathyPediatrics Physician1508075078
- Michel Aboutanos, M.D.Surgery Physician1518040682
- Jennifer Accardo, MDPediatrics Physician1386709459
Verify John E. Greer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersVirginia Department of Health Professions
Search for license 0101268559Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
77% fewer Medicare Part D claims than the average neurological surgery physician in 2024
39 Medicare Part D claims for 21 beneficiaries, against an average of 172 among the 4,378 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Chlorhexidine Gluconate15 claims
- Mupirocin14 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The practice group's MIPS final score for 2023 (Medicare payment program): 76.2 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Mcv Associated PhysiciansRichmond, VA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
John E. Greer among 190 neurological surgery physician records in Virginia
John E. Greer, MD, PHD is one of 190 neurological surgery physician records with a practice address in Virginia. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 74% of them.
- NPI issued2013 · 74% of these records are older, 23% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2013 · median 2002 among the 126 with a school on file
- Record last updated2021 · 41% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207T00000X and a Virginia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Neurological Surgery Physician providers in Virginia
There are 190 neurological surgery physician records in Virginia.
All 190 in Virginia → Every provider in Richmond → Neurological Surgery Physician nationwide →
The 8 neurological surgery physician records with the nearest ZIP codes
- William Broaddus, M.D., PH.D.Richmond, VA 232981033140694
- Brian Cameron, MDRichmond, VA 232981235346354
- Robert Graham, M.D.Richmond, VA 232981942231501
- Marygrace Hajec, M.D.Richmond, VA 232981366766602
- Kathryn Holloway, M.D.Richmond, VA 232981366470072
- Paul Koch, MDRichmond, VA 232981699094375
- Theofolis Machinis, MDRichmond, VA 232981295944288
- Bruce Mathern, M.D.Richmond, VA 232981518903491
Common questions
What is John E. Greer, MD, PHD's NPI number?
John E. Greer, MD, PHD's National Provider Identifier (NPI) is 1790122646, issued on Jun 2, 2013. An NPI identifies a provider in billing; it is not a license.
Where is John E. Greer, MD, PHD located?
The NPPES record lists a practice address at 1250 E Marshall St, Richmond, VA, 23298. Phone: (804) 828-2437. Providers update this record themselves, so call before visiting.
How can I verify John E. Greer, MD, PHD's license?
NPPES lists Virginia license number 0101268559, as entered by the provider. Search the Virginia Department of Health Professions at https://dhp.virginiainteractive.org/lookup/index. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does John E. Greer, MD, PHD prescribe under Medicare Part D?
In 2024, John E. Greer, MD, PHD had 39 Medicare Part D claims for 21 beneficiaries; the average among neurological surgery physician prescribers was 172. Part D covers Medicare prescriptions only.
What is John E. Greer, MD, PHD's MIPS final score?
The 2023 MIPS final score is 76.2 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.