Doctor profile · Federal record

Dr. Darryl Johnson, DO

Obstetrics & Gynecology Physician (CMS: Obstetrics/Gynecology) · Ames, IA

  • NPI 1720084916
  • Accepts Medicare
  • 39 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1015 Duff Ave
Ames, IA 500105733
(515) 239-4414
Mailing address
1215 Duff Ave
Ames, IA 500105400

Credentials & registration

NPPES · NUCC
NPI registered
June 2005 — 21 yrs on file
Profile last updated
May 16, 2023
Year of graduation
1987 — 39 yrs since
Specialty taxonomy
207V00000X — NUCC code
State license (1)
Iowa #02790
Medicaid
IA #3097246

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1720084916. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
191
Distinct HCPCS
6
Medicare allowed
$15,960
HCPCS Description Services Patients Avg allowed
99203 New patient office or other outpatient visit, 30-44 minutes 57 57 $104
99212 Established patient office or other outpatient visit, 10-19 minutes 51 32 $53
99213 Established patient office or other outpatient visit, 20-29 minutes 32 26 $84
57160 Fitting and insertion of vaginal support device 20 18 $69
58100 Biopsy of lining of uterus 17 17 $94
99214 Established patient office or other outpatient visit, 30-39 minutes 14 14 $119

In context: peer comparison

Among 4 peers in this city , average services per provider: 36. This provider delivers 5.3× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$21
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Hologic Sales and Service, LLC 1 $20.50

By nature of payment

Food and Beverage
$21

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
102
Patients
20
Total drug cost
$2,264
Drug Type Claims Patients Total cost
Medroxyprogesterone Acetate Generic 35 0 $457
Mometasone Furoate Generic 28 20 $616
Oxybutynin Chloride Er (Oxybutynin Chloride) Brand 22 0 $360
Estradiol Generic 17 0 $831

Frequently asked questions

Auto-generated from federal data
What is Dr. Darryl Johnson's medical specialty?
Dr. Darryl Johnson practices Obstetrics & Gynecology Physician in Ames, IA.
Where does Dr. Darryl Johnson practice?
Dr. Darryl Johnson practices at 1015 Duff Ave, Ames, IA 500105733. Office phone: 5152394414.
What is Dr. Darryl Johnson's NPI?
Dr. Darryl Johnson's National Provider Identifier (NPI) is 1720084916, issued by NPPES.
Does Dr. Darryl Johnson accept Medicare assignment?
Yes. Dr. Darryl Johnson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Darryl Johnson commonly perform?
Top Medicare-reported procedures in 2023: New patient office or other outpatient visit (HCPCS 99203); Established patient office or other outpatient visit (HCPCS 99212); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.