Doctor profile · Federal record

Dr. Marilyn Baird-Howell, M.D.

Anatomic Pathology & Clinical Pathology Physician (CMS: Pathology) · Anatomic Pathology & Clinical Pathology Physician · Washington, DC

  • NPI 1275775611
  • Accepts Medicare
  • MIPS 79.1 / 100 · 2023
  • 19 yrs in practice
  • Licensed in 2 states
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2100-W Pennsylvania Avenue Nw, 5Th Floor, Suite 5027
Washington, DC 20037
(202) 994-3391
Mailing address
20 Brattle Ave
Ewing, NJ 086382202

Credentials & registration

NPPES · NUCC
NPI registered
March 2009 — 17 yrs on file
Profile last updated
September 25, 2012
Year of graduation
2007 — 19 yrs since
Specialty taxonomy
207ZP0102X — NUCC code
State licenses (2)
District of Columbia #MD040804 · Pennsylvania #MD441818

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1275775611. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,316
Distinct HCPCS
10
Medicare allowed
$84,439
HCPCS Description Services Patients Avg allowed
88305 Pathology examination of tissue using a microscope, intermediate complexity 806 476 $38
88341 Special stained specimen slides to examine tissue, each additional procedure 472 102 $29
88342 Special stained specimen slides to examine tissue, initial procedure 176 133 $35
88307 Pathology examination of tissue using a microscope, moderately high complexity 172 89 $82
88311 Preparation of tissue for examination by removing any calcium present 153 143 $13
88112 Cell examination of specimen, selective cellular enhancement technique 106 102 $28
88304 Pathology examination of tissue using a microscope, moderately low complexity 93 79 $11
88331 Pathology examination of specimen during surgery, first tissue block 86 29 $63
88360 Microscopic genetic analysis of tumor, manual 36 16 $42
88312 Special stained specimen slides to identify organisms including interpretation and report 32 16 $27

In context: peer comparison

Among 13 peers in Washington Anatomic Pathology & Clinical Pathology Physician, average services per provider: 142. This provider delivers 16× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Marilyn Baird-Howell's medical specialty?
Dr. Marilyn Baird-Howell practices Anatomic Pathology & Clinical Pathology Physician in Washington, DC.
Where does Dr. Marilyn Baird-Howell practice?
Dr. Marilyn Baird-Howell practices at 2100-W Pennsylvania Avenue Nw, Washington, DC 20037. Office phone: 2029943391.
What is Dr. Marilyn Baird-Howell's NPI?
Dr. Marilyn Baird-Howell's National Provider Identifier (NPI) is 1275775611, issued by NPPES.
Does Dr. Marilyn Baird-Howell accept Medicare assignment?
Yes. Dr. Marilyn Baird-Howell accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marilyn Baird-Howell commonly perform?
Top Medicare-reported procedures in 2023: Pathology examination of tissue using a microscope, intermediate complexity (HCPCS 88305); Special stained specimen slides to examine tissue, each additional procedure (HCPCS 88341); Special stained specimen slides to examine tissue, initial procedure (HCPCS 88342). Source: CMS Medicare Physician & Other Practitioners file.