Doctor profile · Federal record

Dr. Elwyn Clark, DO

Critical Care Medicine (Internal Medicine) Physician (CMS: Critical Care (Intensivists)) · Emergency Medicine Physician · Newburgh, NY

  • NPI 1083875900
  • Accepts Medicare
  • 22 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
70 Dubois St
Newburgh, NY 125504851
(845) 561-4400
Mailing address
206 Montgomery St
Newburgh, NY 125503639

Credentials & registration

NPPES · NUCC
NPI registered
June 2008 — 18 yrs on file
Profile last updated
June 19, 2012
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
207RC0200X — NUCC code
State licenses (2)
New York #247501-1 · New York #247501

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1083875900. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
388
Distinct HCPCS
4
Medicare allowed
$65,443
HCPCS Description Services Patients Avg allowed
99291 Critical care, first 30-74 minutes 262 111 $199
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 94 64 $111
99239 Hospital discharge day management, more than 30 minutes 19 18 $106
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 13 12 $73

In context: peer comparison

Among 1 peers in this city , average services per provider: 97. This provider delivers 4.0× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Elwyn Clark's medical specialty?
Dr. Elwyn Clark practices Critical Care Medicine (Internal Medicine) Physician in Newburgh, NY.
Where does Dr. Elwyn Clark practice?
Dr. Elwyn Clark practices at 70 Dubois St, Newburgh, NY 125504851. Office phone: 8455614400.
What is Dr. Elwyn Clark's NPI?
Dr. Elwyn Clark's National Provider Identifier (NPI) is 1083875900, issued by NPPES.
Does Dr. Elwyn Clark accept Medicare assignment?
Yes. Dr. Elwyn Clark accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Elwyn Clark commonly perform?
Top Medicare-reported procedures in 2023: Critical care (HCPCS 99291); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.