Doctor profile · Federal record

Dr. REHAN AHMAD, MD

Colon & Rectal Surgery Physician (CMS: COLORECTAL SURGERY (PROCTOLOGY)) · Surgery Physician · PORTLAND, OR

  • NPI 1750457990
  • Accepts Medicare
  • 34 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
4805 NE GLISAN ST, SUITE 6N60
PORTLAND, OR 972132933
(503) 281-0561
fax (503) 416-7377
Additional location
9155 SW Barnes Rd Ste 735
Portland, OR 972256634
Mailing address
541 NE 20TH AVE STE 225
PORTLAND, OR 972322895

Credentials & registration

NPPES · NUCC
NPI registered
November 2006 — 20 yrs on file
Profile last updated
December 7, 2023
Year of graduation
1992 — 34 yrs since
Specialty taxonomy
208C00000X — NUCC code
State license (1)
Oregon #MD24700
Medicaid (2)
WA #1750457990 · OR #227534

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1750457990. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
135
Distinct HCPCS
5
Medicare allowed
$16,767
HCPCS Description Services Patients Avg allowed
46600 Diagnostic exam of anus using an endoscope 39 34 $126
99213 Established patient office or other outpatient visit, 20-29 minutes 35 30 $91
99204 New patient office or other outpatient visit, 45-59 minutes 26 26 $169
99203 New patient office or other outpatient visit, 30-44 minutes 23 23 $114
45300 Diagnostic exam of rectum and lower large bowel using an endoscope 12 11 $137

In context: peer comparison

Among 10 peers in this city , average services per provider: 24. This provider delivers 5.6× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
103
Patients
77
Total drug cost
$3,318
Drug Type Claims Patients Total cost
Metronidazole Generic 29 25 $121
Ciprofloxacin Hcl Generic 26 23 $97
Loperamide (Loperamide Hcl) Brand 18 0 $835
Oxycodone Hcl Generic 17 16 $81
Sutab (Sod Sulf/Pot Chloride/Mag Sulf) Brand 13 13 $2,184

Methodology · sources used on this page

All figures on this page come from publicly available federal datasets. We do not edit, score, or summarise the underlying data. Profile generated May 18, 2026.

NPPES Provider identifiers and practice info May 11, 2026
Open Payments Industry payments to providers (Sunshine Act) May 11, 2026
Medicare Procedure Utilization Services and allowed amounts by HCPCS May 11, 2026
Medicare Part D Prescription drug claims May 11, 2026
CMS MIPS Quality performance scores May 11, 2026
OIG LEIE Federal exclusion / sanctions list May 11, 2026

Information based on publicly available federal data. Not medical advice. Report incorrect data ›