Doctor profile · Federal record

Dr. Nathan Nazzise, D.O.

Emergency Medicine Physician (CMS: Emergency Medicine) · San Jose, CA

  • NPI 1891145793
  • Accepts Medicare
  • 10 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
250 Hospital Pkwy
San Jose, CA 951191103
(408) 972-3000

Credentials & registration

NPPES · NUCC
NPI registered
June 2016 — 10 yrs on file
Profile last updated
February 11, 2022
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
207P00000X — NUCC code
State license (1)
New York #274346-441

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1891145793. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
24
Distinct HCPCS
1
Medicare allowed
$4,556
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 24 23 $190

In context: peer comparison

Among 31 peers in this city , average services per provider: 115. This provider delivers 0.2× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
239
Patients
234
Total drug cost
$3,204
Drug Type Claims Patients Total cost
Famotidine Generic 41 41 $322
Ondansetron Odt (Ondansetron) Brand 41 41 $256
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 30 28 $523
Cephalexin Generic 24 24 $259
Cefuroxime (Cefuroxime Axetil) Brand 21 20 $361
Prednisone Generic 20 19 $117
Azithromycin Generic 13 13 $87
Dicyclomine Hcl Generic 13 13 $126
Alvesco (Ciclesonide) Brand 12 11 $884
Lidocaine Generic 12 12 $201

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Nathan Nazzise's medical specialty?
Dr. Nathan Nazzise practices Emergency Medicine Physician in San Jose, CA.
Where does Dr. Nathan Nazzise practice?
Dr. Nathan Nazzise practices at 250 Hospital Pkwy, San Jose, CA 951191103. Office phone: 4089723000.
What is Dr. Nathan Nazzise's NPI?
Dr. Nathan Nazzise's National Provider Identifier (NPI) is 1891145793, issued by NPPES.
Does Dr. Nathan Nazzise accept Medicare assignment?
Yes. Dr. Nathan Nazzise accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nathan Nazzise commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285). Source: CMS Medicare Physician & Other Practitioners file.