Doctor profile · Federal record

Dr. Guy Felder, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Saint Louis, MO

  • NPI 1427159714
  • Accepts Medicare
  • MIPS 88.1 / 100 · 2023
  • 38 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5640C Telegraph RD
Saint Louis, MO 631294243
(314) 293-4413
Mailing address
10433 Starhill Acres Dr
Saint Louis, MO 631283243

Credentials & registration

NPPES · NUCC
NPI registered
September 2006 — 20 yrs on file
Profile last updated
November 13, 2025
Year of graduation
1988 — 38 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Missouri #R8J13

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1427159714. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
80
Distinct HCPCS
3
Medicare allowed
$9,966
HCPCS Description Services Patients Avg allowed
99284 Emergency department visit with moderate level of medical decision making 39 39 $114
99285 Emergency department visit with high level of medical decision making 25 25 $174
99283 Emergency department visit with low level of medical decision making 16 15 $71

In context: peer comparison

Among 216 peers in this city , average services per provider: 171. This provider delivers 0.5× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
26
Patients
26
Total drug cost
$188
Drug Type Claims Patients Total cost
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 14 14 $95
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 12 12 $94

Frequently asked questions

Auto-generated from federal data
What is Dr. Guy Felder's medical specialty?
Dr. Guy Felder practices Internal Medicine Physician in Saint Louis, MO.
Where does Dr. Guy Felder practice?
Dr. Guy Felder practices at 5640C Telegraph RD, Saint Louis, MO 631294243. Office phone: 3142934413.
What is Dr. Guy Felder's NPI?
Dr. Guy Felder's National Provider Identifier (NPI) is 1427159714, issued by NPPES.
Does Dr. Guy Felder accept Medicare assignment?
Yes. Dr. Guy Felder accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Guy Felder commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with moderate level of medical decision making (HCPCS 99284); Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with low level of medical decision making (HCPCS 99283). Source: CMS Medicare Physician & Other Practitioners file.