Doctor profile · Federal record

Dr. Ahmed Zihni, M.D., M.P.H.

Surgery Physician (CMS: General Surgery) · Denver, CO

  • NPI 1619280997
  • Accepts Medicare
  • 16 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2535 S Downing St Ste 400
Denver, CO 802105851
(207) 508-8855
fax (303) 645-4992
Mailing address
8490 E Crescent Pkwy Ste 380
Greenwood Village, CO 801112815

Credentials & registration

NPPES · NUCC
NPI registered
July 2010 — 16 yrs on file
Profile last updated
July 25, 2023
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
208600000X — NUCC code
State license (1)
Colorado #DR.0061101

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1619280997. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
431
Distinct HCPCS
10
Medicare allowed
$74,475
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 78 57 $128
99442 Telephone medical discussion with physician, 11-20 minutes 61 43 $89
99204 New patient office or other outpatient visit, 45-59 minutes 58 58 $167
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 51 50 $60
43248 Insertion of guide wire with dilation of esophagus using a flexible endoscope 34 31 $161
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 32 21 $118
91010 Study of esophagus to assess movement 22 22 $64
91037 Monitoring and recording of esophageal function through nasal tube with electrode 22 22 $48
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 20 20 $129
47562 Removal of gallbladder using an endoscope 15 15 $655

In context: peer comparison

Among 21 peers in this city , average services per provider: 28. This provider delivers 15× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$307
Transactions
4
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
TELA Bio, Inc. 1 $173.91
INTUITIVE SURGICAL, INC. 1 $96.69
Laborie Medical Technologies Corp. 1 $18.61
Davol Inc. 1 $17.51

By nature of payment

Food and Beverage
$307

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
200
Patients
107
Total drug cost
$4,832
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 49 23 $861
Ondansetron Hcl Generic 37 17 $935
Ondansetron Odt (Ondansetron) Brand 36 26 $690
Oxycodone Hcl Generic 30 30 $133
Sucralfate Generic 18 11 $920
Omeprazole Generic 16 0 $255
Scopolamine Generic 14 0 $1,037

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Ahmed Zihni's medical specialty?
Dr. Ahmed Zihni practices Surgery Physician in Denver, CO.
Where does Dr. Ahmed Zihni practice?
Dr. Ahmed Zihni practices at 2535 S Downing St Ste 400, Denver, CO 802105851. Office phone: 2075088855.
What is Dr. Ahmed Zihni's NPI?
Dr. Ahmed Zihni's National Provider Identifier (NPI) is 1619280997, issued by NPPES.
Does Dr. Ahmed Zihni accept Medicare assignment?
Yes. Dr. Ahmed Zihni accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ahmed Zihni commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Telephone medical discussion with physician (HCPCS 99442); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.