Doctor profile · Federal record

Dr. Margaret Smollen, M.D.

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

  • NPI 1255325189
  • Accepts Medicare
  • 43 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
200 Hawkins Dr
Iowa City, IA 522421009
(319) 356-2294

Credentials & registration

NPPES · NUCC
NPI registered
September 2005 — 21 yrs on file
Profile last updated
May 19, 2023
Year of graduation
1983 — 43 yrs since
Specialty taxonomy
207V00000X — NUCC code
State license (1)
Indiana #27112
Medicaid
IA #0088070

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1255325189. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
219
Distinct HCPCS
4
Medicare allowed
$7,816
HCPCS Description Services Patients Avg allowed
G0101 Cervical or vaginal cancer screening; pelvic and clinical breast examination 94 94 $28
99212 Established patient office or other outpatient visit, 10-19 minutes 88 47 $42
Q0091 Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory 25 25 $28
99213 Established patient office or other outpatient visit, 20-29 minutes 12 12 $63

In context: peer comparison

Among 8 peers in this city , average services per provider: 38. This provider delivers 5.8× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
63
Patients
23
Total drug cost
$9,657
Drug Type Claims Patients Total cost
Estradiol Generic 28 12 $5,535
Clobetasol Propionate Generic 20 11 $585
Imvexxy (Estradiol) Brand 15 0 $3,538

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Margaret Smollen's medical specialty?
Dr. Margaret Smollen practices Obstetrics & Gynecology Physician in Iowa City, IA.
Where does Dr. Margaret Smollen practice?
Dr. Margaret Smollen practices at 200 Hawkins Dr, Iowa City, IA 522421009. Office phone: 3193562294.
What is Dr. Margaret Smollen's NPI?
Dr. Margaret Smollen's National Provider Identifier (NPI) is 1255325189, issued by NPPES.
Does Dr. Margaret Smollen accept Medicare assignment?
Yes. Dr. Margaret Smollen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Margaret Smollen commonly perform?
Top Medicare-reported procedures in 2023: Cervical or vaginal cancer screening; pelvic and clinical breast examination (HCPCS G0101); Established patient office or other outpatient visit (HCPCS 99212); Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory (HCPCS Q0091). Source: CMS Medicare Physician & Other Practitioners file.