Doctor profile · Federal record

Dr. Michael O'Malley, MD

Anatomic Pathology & Clinical Pathology Physician (CMS: Pathology) · Baltimore, MD

  • NPI 1013051499
  • Accepts Medicare
  • MIPS 83.2 / 100 · 2023
  • 21 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2401 W Belvedere Ave
Baltimore, MD 212155216
(410) 644-4379
fax (410) 644-4325
Mailing address
2330 W Joppa RD, Suite 100
Lutherville, MD 210934609

Credentials & registration

NPPES · NUCC
NPI registered
February 2007 — 19 yrs on file
Profile last updated
December 6, 2021
Year of graduation
2005 — 21 yrs since
Specialty taxonomy
207ZP0102X — NUCC code
State license (1)
Maryland #D68447

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1013051499. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,428
Distinct HCPCS
10
Medicare allowed
$98,975
HCPCS Description Services Patients Avg allowed
88305 Pathology examination of tissue using a microscope, intermediate complexity 725 304 $47
84165 Protein measurement, serum 227 167 $18
88341 Special stained specimen slides to examine tissue, each additional procedure 222 67 $31
88342 Special stained specimen slides to examine tissue, initial procedure 214 155 $39
86334 Immunologic analysis technique on serum (immunofixation) 144 110 $18
88307 Pathology examination of tissue using a microscope, moderately high complexity 107 74 $84
85060 Blood smear interpretation by physician with written report 97 89 $25
88305 Pathology examination of tissue using a microscope, intermediate complexity 90 54 $75
88304 Pathology examination of tissue using a microscope, moderately low complexity 89 83 $13
84166 Protein measurement, body fluid 87 64 $18

In context: peer comparison

Among 49 peers in this city , average services per provider: 135. This provider delivers 18× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$46
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Alexion Pharmaceuticals, Inc. 1 $23.83
WERFEN USA LLC 1 $22.57

By nature of payment

Food and Beverage
$46

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Michael O'Malley's medical specialty?
Dr. Michael O'Malley practices Anatomic Pathology & Clinical Pathology Physician in Baltimore, MD.
Where does Dr. Michael O'Malley practice?
Dr. Michael O'Malley practices at 2401 W Belvedere Ave, Baltimore, MD 212155216. Office phone: 4106444379.
What is Dr. Michael O'Malley's NPI?
Dr. Michael O'Malley's National Provider Identifier (NPI) is 1013051499, issued by NPPES.
Does Dr. Michael O'Malley accept Medicare assignment?
Yes. Dr. Michael O'Malley accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael O'Malley commonly perform?
Top Medicare-reported procedures in 2023: Pathology examination of tissue using a microscope, intermediate complexity (HCPCS 88305); Protein measurement, serum (HCPCS 84165); Special stained specimen slides to examine tissue, each additional procedure (HCPCS 88341). Source: CMS Medicare Physician & Other Practitioners file.