Doctor profile · Federal record

Dr. Michael Oppenheim, MD

Infectious Disease Physician (CMS: Infectious Disease) · Manhasset, NY

  • NPI 1831260835
  • Accepts Medicare
  • MIPS 85.0 / 100 · 2023
  • 33 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
North Shore University Hospital, 300 Community Drive
Manhasset, NY 11030
(516) 562-4280

Credentials & registration

NPPES · NUCC
NPI registered
November 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1993 — 33 yrs since
Specialty taxonomy
207RI0200X — NUCC code
State license (1)
New York #200119

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1831260835. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
66
Distinct HCPCS
3
Medicare allowed
$4,634
HCPCS Description Services Patients Avg allowed
99212 Established patient office or other outpatient visit, 10-19 minutes 34 19 $67
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 17 11 $58
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 15 11 $91

In context: peer comparison

Among 7 peers in Manhasset Infectious Disease Physician, average services per provider: 157. This provider delivers 0.4× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
134
Patients
0
Total drug cost
$188,201
Drug Type Claims Patients Total cost
Methenamine Hippurate Generic 31 0 $3,751
Fosfomycin Tromethamine Generic 15 0 $4,271
Meropenem Generic 14 0 $2,080
Rifampin Generic 14 0 $1,988
Ethambutol Hcl Generic 13 0 $1,478
Micafungin (Micafungin Sodium) Brand 13 0 $6,482
Ciprofloxacin Hcl Generic 12 0 $203
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 11 0 $187
Arikayce (Amikacin Liposomal/Neb.Accessr) Brand 11 0 $167,761

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Michael Oppenheim's medical specialty?
Dr. Michael Oppenheim practices Infectious Disease Physician in Manhasset, NY.
Where does Dr. Michael Oppenheim practice?
Dr. Michael Oppenheim practices at North Shore University Hospital, Manhasset, NY 11030. Office phone: 5165624280.
What is Dr. Michael Oppenheim's NPI?
Dr. Michael Oppenheim's National Provider Identifier (NPI) is 1831260835, issued by NPPES.
Does Dr. Michael Oppenheim accept Medicare assignment?
Yes. Dr. Michael Oppenheim accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Oppenheim commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99212); Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.