Doctor profile · Federal record

Dr. Andrew Armstrong, MD

Anesthesiology Physician (CMS: Anesthesiology) · Anesthesiology Physician · Columbia, MO

  • NPI 1881675346
  • Accepts Medicare
  • MIPS 100.0 / 100 · 2023
  • 26 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
One Hospital Dr
Columbia, MO 652120001
(573) 882-2568
fax (855) 903-0985
Additional location
1318 E 104Th St
Kansas City, MO 641314504
(816) 256-5200
Mailing address
10301 Hickman Mills Dr, 100
Kansas City, MO 641371674

Credentials & registration

NPPES · NUCC
NPI registered
November 2005 — 21 yrs on file
Profile last updated
May 1, 2025
Year of graduation
2000 — 26 yrs since
Specialty taxonomy
207L00000X — NUCC code
State licenses (2)
Missouri #2004010173 · Kansas #04-30519
Medicaid (2)
KS #200265290A · MO #209271303

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1881675346. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
134
Distinct HCPCS
4
Medicare allowed
$9,859
HCPCS Description Services Patients Avg allowed
00811 Anesthesia for other procedure on large bowel using an endoscope 42 39 $72
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 36 34 $72
00813 Anesthesia for procedure on small and large bowel using an endoscope 33 33 $92
00812 Anesthesia for exam of colon using an endoscope 23 23 $52

In context: peer comparison

Among 30 peers in Columbia Anesthesiology Physician, average services per provider: 25. This provider delivers 5.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$30
Transactions
2
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Merck Sharp & Dohme LLC 2 $30.40

By nature of payment

Food and Beverage
$30

Frequently asked questions

Auto-generated from federal data
What is Dr. Andrew Armstrong's medical specialty?
Dr. Andrew Armstrong practices Anesthesiology Physician in Columbia, MO.
Where does Dr. Andrew Armstrong practice?
Dr. Andrew Armstrong practices at One Hospital Dr, Columbia, MO 652120001. Office phone: 5738822568.
What is Dr. Andrew Armstrong's NPI?
Dr. Andrew Armstrong's National Provider Identifier (NPI) is 1881675346, issued by NPPES.
Does Dr. Andrew Armstrong accept Medicare assignment?
Yes. Dr. Andrew Armstrong accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Andrew Armstrong commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for other procedure on large bowel using an endoscope (HCPCS 00811); Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (HCPCS 00731); Anesthesia for procedure on small and large bowel using an endoscope (HCPCS 00813). Source: CMS Medicare Physician & Other Practitioners file.