Doctor profile · Federal record

Dr. Donald Guinee, MD

Clinical Pathology/Laboratory Medicine Physician (CMS: Pathology) · Seattle, WA

  • NPI 1427079128
  • Accepts Medicare
  • 40 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1100 9Th Ave
Seattle, WA 981012756
(206) 223-6600

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
February 22, 2013
Year of graduation
1986 — 40 yrs since
Specialty taxonomy
207ZP0105X — NUCC code
State license (1)
Washington #MD00036427
Medicaid
WA #8229981

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1427079128. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
3,877
Distinct HCPCS
10
Medicare allowed
$163,876
HCPCS Description Services Patients Avg allowed
88305 Pathology examination of tissue using a microscope, intermediate complexity 1,539 535 $40
88341 Special stained specimen slides to examine tissue, each additional procedure 543 154 $30
88350 Antibody evaluation, each additional single antibody stain procedure 264 31 $30
88173 Evaluation of fine needle aspirate with interpretation and report 227 80 $75
88342 Special stained specimen slides to examine tissue, initial procedure 210 171 $37
88331 Pathology examination of specimen during surgery, first tissue block 186 73 $67
88313 Special stained specimen slides to examine tissue including interpretation and report 167 98 $13
88112 Cell examination of specimen, selective cellular enhancement technique 156 130 $29
88307 Pathology examination of tissue using a microscope, moderately high complexity 140 80 $88
88108 Cell examination of specimen, concentration technique 85 64 $24

In context: peer comparison

Among 10 peers in this city , average services per provider: 153. This provider delivers 25× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Donald Guinee's medical specialty?
Dr. Donald Guinee practices Clinical Pathology/Laboratory Medicine Physician in Seattle, WA.
Where does Dr. Donald Guinee practice?
Dr. Donald Guinee practices at 1100 9Th Ave, Seattle, WA 981012756. Office phone: 2062236600.
What is Dr. Donald Guinee's NPI?
Dr. Donald Guinee's National Provider Identifier (NPI) is 1427079128, issued by NPPES.
Does Dr. Donald Guinee accept Medicare assignment?
Yes. Dr. Donald Guinee accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Donald Guinee 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); Antibody evaluation, each additional single antibody stain procedure (HCPCS 88350). Source: CMS Medicare Physician & Other Practitioners file.