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 Ankeny Family Medicine Physician, 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

Frequently asked questions

Auto-generated from federal data
What is Dr. Timothy Colby's medical specialty?
Dr. Timothy Colby practices Family Medicine Physician in Ankeny, IA.
Where does Dr. Timothy Colby practice?
Dr. Timothy Colby practices at 1410 Sw Tradition Dr Ste 110, Ankeny, IA 500239188. Office phone: 5158759696.
What is Dr. Timothy Colby's NPI?
Dr. Timothy Colby's National Provider Identifier (NPI) is 1891774550, issued by NPPES.
Does Dr. Timothy Colby accept Medicare assignment?
Yes. Dr. Timothy Colby accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Timothy Colby commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Automated urinalysis test (HCPCS 81003). Source: CMS Medicare Physician & Other Practitioners file.