Jon Andrew Grammes, DO
Clinical Cardiac Electrophysiology Physician · Norfolk, VA
Jon Andrew Grammes, DO is a clinical cardiac electrophysiology physician with a practice address in Norfolk, Virginia, and NPI 1972821593, issued on May 6, 2010. Check the license (Virginia 0102202645, as entered in NPPES) on the Virginia Department of Health Professions; the Medicare figures below come from public CMS files.
- Name
- Jon Andrew Grammes
- Credential
- DO
- Primary taxonomy
- Clinical Cardiac Electrophysiology Physician 207RC0001X
- License number
- 0102202645 VA
Self-reported in NPPES; status is on the state search - Practice location
- 844 Kempsville RD Ste 204, Norfolk, VA 23502
- Phone
- (757) 261-0700
- Enumerated
- May 6, 2010
- Record last updated
- Dec 29, 2023
- Fax
- (757) 261-0701
- Medicare enrollment
- Enrolled (PECOS I20100917000076); accepts Medicare assignment
- Medical or professional school
- Philadelphia College Of Osteopathic Medicine, 2002
- Entity
- Type 1 · individual
8 nearest clinical cardiac electrophysiology physician records → All 93 in Virginia → Look up another NPI →
Also registered at 844 Kempsville RD Ste 204
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Sydney Alexander, PAPhysician Assistant1528726536
- Amy Barco, PAPhysician Assistant1316194400
- Robert Bernstein, MDAdvanced Heart Failure and Transplant Cardiology Physician1538130034
- Matthew Brubaker, PAPhysician Assistant1598477085
- Allen Ciuffo, M.D.Cardiovascular Disease Physician1649243502
- Amanda Davidson, PAMedical Physician Assistant1023774221
Verify Jon Andrew Grammes in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersVirginia Department of Health Professions
Search for license 0102202645Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
30% more Medicare Part D claims than the average clinical cardiac electrophysiology physician in 2024
2,226 Medicare Part D claims for 506 beneficiaries, against an average of 1,710 among the 3,173 providers of this specialty who prescribed in Part D. Brand-name drugs were 40% of claims.
Most prescribed
- Eliquis664 claims
- Flecainide Acetate185 claims
- Metoprolol Succinate176 claims
- Xarelto140 claims
- Metoprolol Tartrate137 claims
- Amiodarone Hcl120 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 MIPS final score for 2023 (Medicare payment program): 95.1 of 100
The Merit-based Incentive Payment System score is reported for this clinician. 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; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $848.51
28 payments; by number, the most common kind was food and beverage; the largest payer was Vital Connect, Inc. The 3,167 providers of this specialty with any payment received $10,651.37 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Sentara Medical GroupNorfolk, VA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Jon Andrew Grammes among 93 clinical cardiac electrophysiology physician records in Virginia
Jon Andrew Grammes, DO is one of 93 clinical cardiac electrophysiology physician records with a practice address in Virginia. 92% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 68% of them.
- NPI issued2010 · 68% of these records are older, 27% newer
- In a Medicare fileYes · 92% of these records are
- In the CMS Doctors and Clinicians fileYes · 90% of these records are
- Graduated2002 · median 2002 among the 84 with a school on file
- Record last updated2023 · 31% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0001X and a Virginia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Clinical Cardiac Electrophysiology Physician providers in Virginia
There are 93 clinical cardiac electrophysiology physician records in Virginia.
All 93 in Virginia → Every provider in Norfolk → Clinical Cardiac Electrophysiology Physician nationwide →
The 8 clinical cardiac electrophysiology physician records with the nearest ZIP codes
- Jeffrey Hedley, M.D.Norfolk, VA 235021457795411
- Philip Gentlesk, M.D.Norfolk, VA 235101528059862
- Olusegun Olusesi, M.D.Norfolk, VA 235101598923583
- Constancia Macatangay Geronilla, M.D.Suffolk, VA 234341578881991
- Maen Abou Ziki, MDNewport News, VA 236011720499833
- Stephan Vivian, MDNewport News, VA 236011619975877
- Jamshid Alaeddini, MDNewport News, VA 236061083625040
- Erich Kiehl, M.D.Newport News, VA 236061184913501
Common questions
What is Jon Andrew Grammes, DO's NPI number?
Jon Andrew Grammes, DO's National Provider Identifier (NPI) is 1972821593, issued on May 6, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Jon Andrew Grammes, DO located?
The NPPES record lists a practice address at 844 Kempsville RD Ste 204, Norfolk, VA, 23502. Phone: (757) 261-0700. Providers update this record themselves, so call before visiting.
How can I verify Jon Andrew Grammes, DO's license?
NPPES lists Virginia license number 0102202645, 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 Jon Andrew Grammes, DO prescribe under Medicare Part D?
In 2024, Jon Andrew Grammes, DO had 2,226 Medicare Part D claims for 506 beneficiaries; the average among clinical cardiac electrophysiology physician prescribers was 1,710. Part D covers Medicare prescriptions only.
What is Jon Andrew Grammes, DO's MIPS final score?
The 2023 MIPS final score is 95.1 of 100. 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.