Doctor profile · Federal record

Dr. Mark Riser, DO

Emergency Medicine Physician (CMS: Emergency Medicine) · Emergency Medicine Physician · Family Medicine Physician · Family Medicine Physician · Emergency Medicine Physician · Family Medicine Physician · Parsippany, NJ

  • NPI 1457309619
  • Accepts Medicare
  • MIPS 89.2 / 100 · 2023
  • 31 yrs in practice
  • Licensed in 3 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3 Century Dr
Parsippany, NJ 070544610
(973) 740-0607

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
April 11, 2013
Year of graduation
1995 — 31 yrs since
Specialty taxonomy
207P00000X — NUCC code
State licenses (3)
New York #268189-1 · North Carolina #9900332 · Rhode Island #13867

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1457309619. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
278
Distinct HCPCS
5
Medicare allowed
$24,604
HCPCS Description Services Patients Avg allowed
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 107 98 $8
99284 Emergency department visit with moderate level of medical decision making 88 85 $119
99285 Emergency department visit with high level of medical decision making 49 48 $174
99283 Emergency department visit with low level of medical decision making 17 17 $71
99291 Critical care, first 30-74 minutes 17 17 $210

In context: peer comparison

Among 5 peers in this city , average services per provider: 57. This provider delivers 4.9× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
66
Patients
65
Total drug cost
$353
Drug Type Claims Patients Total cost
Prednisone Generic 25 24 $40
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 15 15 $66
Tramadol Hcl Generic 14 14 $18
Cephalexin Generic 12 12 $229

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Riser's medical specialty?
Dr. Mark Riser practices Emergency Medicine Physician in Parsippany, NJ.
Where does Dr. Mark Riser practice?
Dr. Mark Riser practices at 3 Century Dr, Parsippany, NJ 070544610. Office phone: 9737400607.
What is Dr. Mark Riser's NPI?
Dr. Mark Riser's National Provider Identifier (NPI) is 1457309619, issued by NPPES.
Does Dr. Mark Riser accept Medicare assignment?
Yes. Dr. Mark Riser accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Riser commonly perform?
Top Medicare-reported procedures in 2023: Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Emergency department visit with high level of medical decision making (HCPCS 99285). Source: CMS Medicare Physician & Other Practitioners file.