Doctor profile · Federal record

Dr. Ryan Guzik, DO

Emergency Medicine Physician · Student in an Organized Health Care Education/Training Program · Newton, NJ

  • NPI 1639531064
  • 10 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
175 High St
Newton, NJ 078601004
(973) 383-2121
Additional location
100 Madison Ave
Morristown, NJ 079606136
(973) 971-5000

Credentials & registration

NPPES · NUCC
NPI registered
March 2016 — 10 yrs on file
Profile last updated
June 23, 2019
Specialty taxonomy
207P00000X — NUCC code
State license (1)
New Jersey #25MB10504100

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1639531064. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
335
Distinct HCPCS
5
Medicare allowed
$52,529
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 197 183 $189
99284 Emergency department visit with moderate level of medical decision making 72 70 $129
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 31 31 $8
99291 Critical care, first 30-74 minutes 21 21 $226
99283 Emergency department visit with low level of medical decision making 14 14 $77

In context: peer comparison

Among 2 peers in Newton Emergency Medicine Physician, average services per provider: 78. This provider delivers 4.3× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
11
Patients
11
Total drug cost
$45
Drug Type Claims Patients Total cost
Ondansetron Odt (Ondansetron) Brand 11 11 $45

Frequently asked questions

Auto-generated from federal data
What is Dr. Ryan Guzik's medical specialty?
Dr. Ryan Guzik practices Emergency Medicine Physician in Newton, NJ.
Where does Dr. Ryan Guzik practice?
Dr. Ryan Guzik practices at 175 High St, Newton, NJ 078601004. Office phone: 9733832121.
What is Dr. Ryan Guzik's NPI?
Dr. Ryan Guzik's National Provider Identifier (NPI) is 1639531064, issued by NPPES.
What procedures does Dr. Ryan Guzik commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010). Source: CMS Medicare Physician & Other Practitioners file.