Doctor profile · Federal record

Dr. Marc Epstein, NP

Adult Health Nurse Practitioner (CMS: Nurse Practitioner) · Registered Nurse · Hospice and Palliative Medicine (Internal Medicine) Physician · Nurse Practitioner · Baltimore, MD

  • NPI 1164710554
  • Accepts Medicare
  • 15 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1800 Orleans St
Baltimore, MD 212870010
(410) 502-2037
fax (410) 955-0737
Mailing address
6201 Greenleigh Ave
Middle River, MD 212202004

Credentials & registration

NPPES · NUCC
NPI registered
July 2011 — 15 yrs on file
Profile last updated
June 1, 2023
Year of graduation
2011 — 15 yrs since
Specialty taxonomy
363LA2200X — NUCC code
State licenses (3)
Maryland #R170593 · California #95218901 · California #95014347

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1164710554. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
299
Distinct HCPCS
5
Medicare allowed
$31,771
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 117 53 $105
99215 Established patient office or other outpatient visit, 40-54 minutes 64 22 $127
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 57 50 $153
G0316 Prolonged hospital inpatient or observation care evaluation and management service(s) beyond the total time for the primary service (when the primary service has been selected using time on the date of the primary service); each additional 15 minutes by th 37 18 $27
99497 Advance care planning, first 30 minutes 24 21 $67

In context: peer comparison

Among 52 peers in this city , average services per provider: 83. This provider delivers 3.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$136
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Salix Pharmaceuticals, a division of Bausch Health US, LLC 1 $69.65
Averitas Pharma Inc. 1 $65.96

By nature of payment

Food and Beverage
$136

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Marc Epstein's medical specialty?
Dr. Marc Epstein practices Adult Health Nurse Practitioner in Baltimore, MD.
Where does Dr. Marc Epstein practice?
Dr. Marc Epstein practices at 1800 Orleans St, Baltimore, MD 212870010. Office phone: 4105022037.
What is Dr. Marc Epstein's NPI?
Dr. Marc Epstein's National Provider Identifier (NPI) is 1164710554, issued by NPPES.
Does Dr. Marc Epstein accept Medicare assignment?
Yes. Dr. Marc Epstein accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marc Epstein commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Established patient office or other outpatient visit (HCPCS 99215); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.