Doctor profile · Federal record

Dr. Delwyn Miller, MD

Psychiatry Physician (CMS: Psychiatry) · Iowa City, IA

  • NPI 1285620815
  • Accepts Medicare
  • 39 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
200 Hawkins Dr
Iowa City, IA 522421009
(319) 353-4506
fax (319) 353-3003

Credentials & registration

NPPES · NUCC
NPI registered
September 2005 — 21 yrs on file
Profile last updated
December 13, 2007
Year of graduation
1987 — 39 yrs since
Specialty taxonomy
2084P0800X — NUCC code
State license (1)
Iowa #27126
Medicaid
IA #0039529

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1285620815. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
273
Distinct HCPCS
4
Medicare allowed
$22,965
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 174 133 $90
99213 Established patient office or other outpatient visit, 20-29 minutes 59 41 $61
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 27 12 $70
99215 Established patient office or other outpatient visit, 40-54 minutes 13 11 $134

In context: peer comparison

Among 19 peers in Iowa City Psychiatry Physician, average services per provider: 81. This provider delivers 3.4× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
846
Patients
12
Total drug cost
$29,195
Drug Type Claims Patients Total cost
Clozapine Generic 125 0 $10,072
Olanzapine Generic 86 0 $1,873
Clonazepam Generic 82 12 $926
Quetiapine Fumarate Generic 79 0 $3,550
Fluoxetine Hcl Generic 76 0 $619
Risperidone Generic 70 0 $1,612
Lorazepam Generic 44 0 $418
Sertraline Hcl Generic 41 0 $509
Diazepam Generic 40 0 $209
Escitalopram Oxalate Generic 40 0 $801

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Delwyn Miller's medical specialty?
Dr. Delwyn Miller practices Psychiatry Physician in Iowa City, IA.
Where does Dr. Delwyn Miller practice?
Dr. Delwyn Miller practices at 200 Hawkins Dr, Iowa City, IA 522421009. Office phone: 3193534506.
What is Dr. Delwyn Miller's NPI?
Dr. Delwyn Miller's National Provider Identifier (NPI) is 1285620815, issued by NPPES.
Does Dr. Delwyn Miller accept Medicare assignment?
Yes. Dr. Delwyn Miller accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Delwyn Miller commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.