Doctor profile · Federal record

Dr. Jonathan McNamara, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Student in an Organized Health Care Education/Training Program · Newark, NJ

  • NPI 1568889814
  • Accepts Medicare
  • 12 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
201 Lyons Ave
Newark, NJ 071122027
(973) 926-3233

Credentials & registration

NPPES · NUCC
NPI registered
March 2014 — 12 yrs on file
Profile last updated
June 16, 2017
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
New Jersey #25MA10100200

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1568889814. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,916
Distinct HCPCS
6
Medicare allowed
$228,059
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 731 277 $124
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 633 288 $83
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 292 288 $181
99239 Hospital discharge day management, more than 30 minutes 225 222 $120
99238 Hospital discharge day management, 30 minutes or less 23 23 $85
99291 Critical care, first 30-74 minutes 12 11 $222

In context: peer comparison

Among 51 peers in Newark Internal Medicine Physician, average services per provider: 151. This provider delivers 13× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$394
Transactions
4
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Boehringer Ingelheim Pharmaceuticals, INC. 2 $247.48
Esperion Therapeutics, INC. 1 $123.43
Abbott Laboratories 1 $22.75

By nature of payment

Food and Beverage
$394

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
91
Patients
90
Total drug cost
$558
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 19 19 $164
Metoprolol Succinate Generic 16 16 $146
Prednisone Generic 16 15 $37
Atorvastatin Calcium Generic 15 15 $113
Furosemide Generic 14 14 $58
Amlodipine Besylate Generic 11 11 $40

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Jonathan McNamara's medical specialty?
Dr. Jonathan McNamara practices Internal Medicine Physician in Newark, NJ.
Where does Dr. Jonathan McNamara practice?
Dr. Jonathan McNamara practices at 201 Lyons Ave, Newark, NJ 071122027. Office phone: 9739263233.
What is Dr. Jonathan McNamara's NPI?
Dr. Jonathan McNamara's National Provider Identifier (NPI) is 1568889814, issued by NPPES.
Does Dr. Jonathan McNamara accept Medicare assignment?
Yes. Dr. Jonathan McNamara accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jonathan McNamara commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.