Doctor profile · Federal record

Dr. Jason Shaffer, CRNA

Certified Registered Nurse Anesthetist (CMS: Certified Registered Nurse Anesthetist (CRNA)) · Saint Louis, MO

  • NPI 1912238809
  • Accepts Medicare
  • 16 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
6420 Clayton RD
Saint Louis, MO 631171811
(314) 768-8442
fax (314) 768-8918

Credentials & registration

NPPES · NUCC
NPI registered
January 2010 — 16 yrs on file
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
367500000X — NUCC code
State license (1)
Missouri #2010001182

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1912238809. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
52
Distinct HCPCS
3
Medicare allowed
$9,281
HCPCS Description Services Patients Avg allowed
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 23 23 $134
00811 Anesthesia for other procedure on large bowel using an endoscope 16 16 $140
01402 Anesthesia for procedure for total knee joint replacement 13 13 $304

In context: peer comparison

Among 156 peers in this city , average services per provider: 32. This provider delivers 1.6× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Jason Shaffer's medical specialty?
Dr. Jason Shaffer practices Certified Registered Nurse Anesthetist in Saint Louis, MO.
Where does Dr. Jason Shaffer practice?
Dr. Jason Shaffer practices at 6420 Clayton RD, Saint Louis, MO 631171811. Office phone: 3147688442.
What is Dr. Jason Shaffer's NPI?
Dr. Jason Shaffer's National Provider Identifier (NPI) is 1912238809, issued by NPPES.
Does Dr. Jason Shaffer accept Medicare assignment?
Yes. Dr. Jason Shaffer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jason Shaffer commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (HCPCS 00731); Anesthesia for other procedure on large bowel using an endoscope (HCPCS 00811); Anesthesia for procedure for total knee joint replacement (HCPCS 01402). Source: CMS Medicare Physician & Other Practitioners file.