Doctor profile · Federal record

Dr. Sherif Tewfik, MD

Anesthesiology Physician (CMS: Anesthesiology) · Anesthesiology Physician · Ames, IA

  • NPI 1588640460
  • Accepts Medicare
  • 31 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
1111 Duff Avenue
Ames, IA 500103014
(515) 239-2182
fax (515) 239-3665
Additional location
10350 E Dakota Ave
Denver, CO 802471314
(303) 338-4545

Credentials & registration

NPPES · NUCC
NPI registered
December 2005 — 21 yrs on file
Profile last updated
July 20, 2023
Year of graduation
1995 — 31 yrs since
Specialty taxonomy
207L00000X — NUCC code
State licenses (2)
Iowa #34467 · Colorado #DR.0069589
Medicaid
IA #0267294

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1588640460. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
12
Distinct HCPCS
1
Medicare allowed
$494
HCPCS Description Services Patients Avg allowed
36620 Insertion of artery tube for blood sampling or infusion through skin 12 12 $41

In context: peer comparison

Among 10 peers in this city , average services per provider: 26. This provider delivers 0.5× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Sherif Tewfik's medical specialty?
Dr. Sherif Tewfik practices Anesthesiology Physician in Ames, IA.
Where does Dr. Sherif Tewfik practice?
Dr. Sherif Tewfik practices at 1111 Duff Avenue, Ames, IA 500103014. Office phone: 5152392182.
What is Dr. Sherif Tewfik's NPI?
Dr. Sherif Tewfik's National Provider Identifier (NPI) is 1588640460, issued by NPPES.
Does Dr. Sherif Tewfik accept Medicare assignment?
Yes. Dr. Sherif Tewfik accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Sherif Tewfik commonly perform?
Top Medicare-reported procedures in 2023: Insertion of artery tube for blood sampling or infusion through skin (HCPCS 36620). Source: CMS Medicare Physician & Other Practitioners file.