Doctor profile · Federal record

Dr. Jon Grammes, DO

Clinical Cardiac Electrophysiology Physician (CMS: Cardiac Electrophysiology) · Cardiovascular Disease Physician · Norfolk, VA

  • NPI 1972821593
  • Accepts Medicare
  • MIPS 93.2 / 100 · 2023
  • 24 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
844 Kempsville RD Ste 204
Norfolk, VA 235023927
(757) 261-0700
fax (757) 261-0701

Credentials & registration

NPPES · NUCC
NPI registered
May 2010 — 16 yrs on file
Profile last updated
December 29, 2023
Year of graduation
2002 — 24 yrs since
Specialty taxonomy
207RC0001X — NUCC code
State license (1)
Virginia #0102202645

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1972821593. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
5,816
Distinct HCPCS
10
Medicare allowed
$427,678
HCPCS Description Services Patients Avg allowed
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 1,527 980 $8
93294 Evaluation of single, dual, multiple lead or leadless pacemaker system, remote up to 90 days 758 293 $30
99214 Established patient office or other outpatient visit, 30-39 minutes 519 471 $97
93295 Evaluation of single, dual, or multiple lead implantable defibrillator system, remote up to 90 days 382 145 $36
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 280 207 $78
93306 Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 235 231 $68
93297 Evaluation of implantable heart and blood vessel monitoring system, remote up to 30 days 192 108 $26
93280 Programming of dual lead pacemaker system 170 152 $37
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 170 169 $172
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 131 112 $116

In context: peer comparison

Among 2 peers in this city , average services per provider: 103. This provider delivers 56× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$849
Transactions
28
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
Vital Connect, Inc 4 $369.76
Biosense Webster, Inc. 18 $247.49
Medtronic, Inc. 1 $128.57
Boston Scientific Corporation 4 $74.15
ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) 1 $28.54

By nature of payment

Food and Beverage
$849

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,782
Patients
610
Total drug cost
$863,862
Drug Type Claims Patients Total cost
Eliquis (Apixaban) Brand 564 155 $669,120
Flecainide Acetate Generic 206 76 $15,408
Metoprolol Succinate Generic 145 57 $3,484
Metoprolol Tartrate Generic 127 53 $715
Amiodarone Hcl Generic 114 53 $2,920
Xarelto (Rivaroxaban) Brand 113 32 $149,733
Carvedilol Generic 93 30 $1,399
Diltiazem 24hr Er (Cd) (Diltiazem Hcl) Brand 77 27 $3,828
Amlodipine Besylate Generic 67 25 $353
Losartan Potassium Generic 63 20 $1,011

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Jon Grammes's medical specialty?
Dr. Jon Grammes practices Clinical Cardiac Electrophysiology Physician in Norfolk, VA.
Where does Dr. Jon Grammes practice?
Dr. Jon Grammes practices at 844 Kempsville RD Ste 204, Norfolk, VA 235023927. Office phone: 7572610700.
What is Dr. Jon Grammes's NPI?
Dr. Jon Grammes's National Provider Identifier (NPI) is 1972821593, issued by NPPES.
Does Dr. Jon Grammes accept Medicare assignment?
Yes. Dr. Jon Grammes accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jon Grammes commonly perform?
Top Medicare-reported procedures in 2023: Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Evaluation of single, dual, multiple lead or leadless pacemaker system, remote up to 90 days (HCPCS 93294); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.