Doctor profile · Federal record

Dr. Ian Oppenheim, MD

Pulmonary Disease Physician (CMS: Pulmonary Disease) · Internal Medicine Physician · Critical Care Medicine (Internal Medicine) Physician · Washington, DC

  • NPI 1033554605
  • Accepts Medicare
  • MIPS 79.1 / 100 · 2023
  • 13 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3800 Reservoir RD Nw
Washington, DC 200072113
(202) 444-8830

Credentials & registration

NPPES · NUCC
NPI registered
May 2013 — 13 yrs on file
Profile last updated
April 8, 2021
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
207RP1001X — NUCC code
State license (1)
District of Columbia #MD049102

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1033554605. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
335
Distinct HCPCS
3
Medicare allowed
$65,269
HCPCS Description Services Patients Avg allowed
99291 Critical care, first 30-74 minutes 185 73 $236
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 120 85 $132
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 30 30 $193

In context: peer comparison

Among 24 peers in Washington Pulmonary Disease Physician, average services per provider: 88. This provider delivers 3.8× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
14
Patients
0
Total drug cost
$369
Drug Type Claims Patients Total cost
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 14 0 $369

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Ian Oppenheim's medical specialty?
Dr. Ian Oppenheim practices Pulmonary Disease Physician in Washington, DC.
Where does Dr. Ian Oppenheim practice?
Dr. Ian Oppenheim practices at 3800 Reservoir RD Nw, Washington, DC 200072113. Office phone: 2024448830.
What is Dr. Ian Oppenheim's NPI?
Dr. Ian Oppenheim's National Provider Identifier (NPI) is 1033554605, issued by NPPES.
Does Dr. Ian Oppenheim accept Medicare assignment?
Yes. Dr. Ian Oppenheim accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ian Oppenheim commonly perform?
Top Medicare-reported procedures in 2023: Critical care (HCPCS 99291); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.