Doctor profile · Federal record

Dr. Mei San Tang, MD

Clinical Pathology Physician (CMS: Pathology) · Blood Banking & Transfusion Medicine Physician · Clinical Pathology/Laboratory Medicine Physician · Saint Louis, MO

  • NPI 1700362316
  • Accepts Medicare
  • MIPS 79.3 / 100 · 2023
  • 13 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1 Barnes Jewish Hospital Plz, Div PA Lab and Genomic MED
Saint Louis, MO 631101003
(314) 362-5641
fax (314) 362-0369
Mailing address
Po Box 60352
Saint Louis, MO 631600352

Credentials & registration

NPPES · NUCC
NPI registered
July 2018 — 8 yrs on file
Profile last updated
February 10, 2026
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
207ZC0006X — NUCC code
State licenses (2)
Utah #14219290-1205 · Missouri #2021025565
Medicaid
MO #200062391

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1700362316. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
375
Distinct HCPCS
5
Medicare allowed
$6,887
HCPCS Description Services Patients Avg allowed
84165 Protein measurement, serum 204 183 $17
86334 Immunologic analysis technique on serum (immunofixation) 102 94 $17
86335 Immunologic analysis technique on body fluid, other fluids with concentration 30 25 $17
84166 Protein measurement, body fluid 24 21 $17
86077 Blood bank physician services for cross match and/or evaluation and written report 15 15 $47

In context: peer comparison

Among 4 peers in Saint Louis Clinical Pathology Physician, average services per provider: 218. This provider delivers 1.7× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Mei San Tang's medical specialty?
Dr. Mei San Tang practices Clinical Pathology Physician in Saint Louis, MO.
Where does Dr. Mei San Tang practice?
Dr. Mei San Tang practices at 1 Barnes Jewish Hospital Plz, Saint Louis, MO 631101003. Office phone: 3143625641.
What is Dr. Mei San Tang's NPI?
Dr. Mei San Tang's National Provider Identifier (NPI) is 1700362316, issued by NPPES.
Does Dr. Mei San Tang accept Medicare assignment?
Yes. Dr. Mei San Tang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mei San Tang commonly perform?
Top Medicare-reported procedures in 2023: Protein measurement, serum (HCPCS 84165); Immunologic analysis technique on serum (immunofixation) (HCPCS 86334); Immunologic analysis technique on body fluid, other fluids with concentration (HCPCS 86335). Source: CMS Medicare Physician & Other Practitioners file.