Doctor profile · Federal record

Dr. Mary Renfrow, DNP, CRNP

Nurse Practitioner · Towson, MD

  • NPI 1801372800
  • Accepts Medicare
  • 8 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
7505 Osler Dr Ste 502
Towson, MD 212047740
(410) 296-4210
fax (443) 276-5865
Mailing address
207 Blenheim RD
Baltimore, MD 212121704

Credentials & registration

NPPES · NUCC
NPI registered
July 2018 — 8 yrs on file
Year of graduation
2018 — 8 yrs since
Specialty taxonomy
363L00000X — NUCC code
State license (1)
Maryland #R206254

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1801372800. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
126
Distinct HCPCS
3
Medicare allowed
$15,576
HCPCS Description Services Patients Avg allowed
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 58 57 $118
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 46 45 $156
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 22 21 $71

In context: peer comparison

Among 5 peers in this city , average services per provider: 107. This provider delivers 1.2× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$394
Transactions
17
Manufacturers
10
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 3 $66.74
Janssen Biotech, Inc. 3 $61.21
Takeda Pharmaceuticals U.S.A., Inc. 2 $57.79
GENZYME CORPORATION 2 $50.86
Intercept Pharmaceuticals, Inc. 2 $43.84
AIMMUNE THERAPEUTICS, INC. 1 $34.85
Fresenius Kabi USA, LLC 1 $28.87
Alnylam Pharmaceuticals Inc. 1 $17.34
Celltrion USA Inc. 1 $17.13
Boehringer Ingelheim Pharmaceuticals, Inc. 1 $15.53

By nature of payment

Food and Beverage
$377
Education
$17

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Mary Renfrow's medical specialty?
Dr. Mary Renfrow practices Nurse Practitioner in Towson, MD.
Where does Dr. Mary Renfrow practice?
Dr. Mary Renfrow practices at 7505 Osler Dr Ste 502, Towson, MD 212047740. Office phone: 4102964210.
What is Dr. Mary Renfrow's NPI?
Dr. Mary Renfrow's National Provider Identifier (NPI) is 1801372800, issued by NPPES.
Does Dr. Mary Renfrow accept Medicare assignment?
Yes. Dr. Mary Renfrow accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mary Renfrow commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222); Initial hospital care with moderate level of medical decision making (HCPCS 99223); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.