Doctor profile · Federal record

Dr. TIMOTHY COLBY, DO

Family Medicine Physician (CMS: FAMILY PRACTICE) · ANKENY, IA

  • NPI 1891774550
  • Accepts Medicare
  • 22 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1410 SW TRADITION DR STE 110
ANKENY, IA 500239188
(515) 875-9696
fax (515) 875-9697
Mailing address
PO BOX 424
DES MOINES, IA 503020424

Credentials & registration

NPPES · NUCC
NPI registered
January 2006 — 20 yrs on file
Profile last updated
December 29, 2023
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Iowa #DO-03638

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1891774550. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
951
Distinct HCPCS
10
Medicare allowed
$54,120
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 173 158 $84
99214 Established patient office or other outpatient visit, 30-39 minutes 165 153 $120
81003 Automated urinalysis test 81 74 $2
36415 Insertion of needle into vein for collection of blood sample 69 64 $8
87428 Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus and influenza 68 64 $48
71046 X-ray of chest, 2 views 53 52 $32
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 48 46 $7
J1885 Injection, ketorolac tromethamine, per 15 mg 48 14 $1
99204 New patient office or other outpatient visit, 45-59 minutes 32 32 $157
80053 Blood test, comprehensive group of blood chemicals 31 31 $10

In context: peer comparison

Among 15 peers in this city , average services per provider: 80. This provider delivers 12× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
643
Patients
583
Total drug cost
$5,583
Drug Type Claims Patients Total cost
Prednisone Generic 211 199 $396
Doxycycline Monohydrate Generic 108 104 $2,121
Fluconazole Generic 72 55 $676
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 39 37 $146
Cephalexin Generic 34 33 $260
Diclofenac Sodium Generic 30 21 $398
Ciprofloxacin Hcl Generic 26 26 $148
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 23 23 $268
Azithromycin Generic 21 21 $96
Cefdinir Generic 21 20 $717