Doctor profile · Federal record

Dr. Kathleen Siechen, MD

Anatomic Pathology & Clinical Pathology Physician (CMS: Pathology) · Saint Paul, MN

  • NPI 1821043894
  • Accepts Medicare
  • 26 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
640 Jackson St
Saint Paul, MN 551012502
(651) 254-4796
fax (651) 254-2741
Mailing address
8170 33Rd Ave S # 21110Q
Minneapolis, MN 554254516

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
February 17, 2022
Year of graduation
2000 — 26 yrs since
Specialty taxonomy
207ZP0102X — NUCC code
State license (1)
Minnesota #48759

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1821043894. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,210
Distinct HCPCS
10
Medicare allowed
$46,031
HCPCS Description Services Patients Avg allowed
88305 Pathology examination of tissue using a microscope, intermediate complexity 317 170 $36
88305 Pathology examination of tissue using a microscope, intermediate complexity 250 144 $51
88341 Special stained specimen slides to examine tissue, each additional procedure 159 48 $27
85060 Blood smear interpretation by physician with written report 90 82 $23
88342 Special stained specimen slides to examine tissue, initial procedure 83 77 $33
88307 Pathology examination of tissue using a microscope, moderately high complexity 65 39 $80
88311 Preparation of tissue for examination by removing any calcium present 58 55 $12
85097 Bone marrow, smear interpretation 40 38 $46
88313 Special stained specimen slides to examine tissue including interpretation and report 38 33 $11
88188 Flow cytometry technique for dna or cell analysis, 9 to 15 markers 30 30 $57

In context: peer comparison

Among 8 peers in Saint Paul Anatomic Pathology & Clinical Pathology Physician, average services per provider: 165. This provider delivers 7.3× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Kathleen Siechen's medical specialty?
Dr. Kathleen Siechen practices Anatomic Pathology & Clinical Pathology Physician in Saint Paul, MN.
Where does Dr. Kathleen Siechen practice?
Dr. Kathleen Siechen practices at 640 Jackson St, Saint Paul, MN 551012502. Office phone: 6512544796.
What is Dr. Kathleen Siechen's NPI?
Dr. Kathleen Siechen's National Provider Identifier (NPI) is 1821043894, issued by NPPES.
Does Dr. Kathleen Siechen accept Medicare assignment?
Yes. Dr. Kathleen Siechen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kathleen Siechen 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); Special stained specimen slides to examine tissue, each additional procedure (HCPCS 88341). Source: CMS Medicare Physician & Other Practitioners file.