Doctor profile · Federal record

Dr. Brian McMillen, M.D.

Anatomic Pathology & Clinical Pathology Physician (CMS: Pathology) · Anatomic Pathology & Clinical Pathology Physician · Newport, RI

  • NPI 1104147115
  • 17 yrs in practice
  • Licensed in 2 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
11 Friendship St
Newport, RI 028402299
(401) 444-5057
Additional location
251 E Huron St
Chicago, IL 606112908
(617) 895-6936
Mailing address
445 E Ohio St Apt 1611
Chicago, IL 606113337

Credentials & registration

NPPES · NUCC
NPI registered
June 2010 — 16 yrs on file
Profile last updated
August 7, 2024
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
207ZP0102X — NUCC code
State licenses (2)
Rhode Island #MD19974 · Illinois #125057121

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1104147115. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
6,101
Distinct HCPCS
10
Medicare allowed
$228,331
HCPCS Description Services Patients Avg allowed
88305 Pathology examination of tissue using a microscope, intermediate complexity 2,852 908 $37
88305 Pathology examination of tissue using a microscope, intermediate complexity 1,009 498 $37
88185 Flow cytometry technique for dna or cell analysis, each additional marker 692 28 $25
88341 Special stained specimen slides to examine tissue, each additional procedure 457 138 $28
88342 Special stained specimen slides to examine tissue, initial procedure 212 188 $35
88307 Pathology examination of tissue using a microscope, moderately high complexity 170 136 $82
88342 Special stained specimen slides to examine tissue, initial procedure 132 92 $65
88311 Preparation of tissue for examination by removing any calcium present 129 99 $12
88304 Pathology examination of tissue using a microscope, moderately low complexity 114 105 $11
88344 Special stained specimen slides to examine tissue, each multiplex procedure 104 47 $38

In context: peer comparison

Among 2 peers in Newport Anatomic Pathology & Clinical Pathology Physician, average services per provider: 307. This provider delivers 20× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Brian McMillen's medical specialty?
Dr. Brian McMillen practices Anatomic Pathology & Clinical Pathology Physician in Newport, RI.
Where does Dr. Brian McMillen practice?
Dr. Brian McMillen practices at 11 Friendship St, Newport, RI 028402299. Office phone: 4014445057.
What is Dr. Brian McMillen's NPI?
Dr. Brian McMillen's National Provider Identifier (NPI) is 1104147115, issued by NPPES.
Does Dr. Brian McMillen accept Medicare assignment?
Dr. Brian McMillen does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Brian McMillen commonly perform?
Top Medicare-reported procedures in 2023: Pathology examination of tissue using a microscope, intermediate complexity (HCPCS 88305); Pathology examination of tissue using a microscope, intermediate complexity (HCPCS 88305); Flow cytometry technique for dna or cell analysis, each additional marker (HCPCS 88185). Source: CMS Medicare Physician & Other Practitioners file.