Doctor profile · Federal record
Dr. Grace Nimmons, M.D.
Otolaryngology Physician (CMS: Otolaryngology) · Otolaryngology Physician · Iowa City, IA
- NPI 1225235625
- Accepts Medicare
- 19 yrs in practice
- Licensed in 2 states
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
200 Hawkins Dr
Iowa City, IA 522421009
(319) 356-3574
fax (319) 356-4547 - Additional location
-
400 E 3Rd St
Duluth, MN 558051951
(218) 786-8364
Credentials & registration
- NPI registered
- June 2007 — 19 yrs on file
- Profile last updated
- June 27, 2025
- Year of graduation
- 2007 — 19 yrs since
- Specialty taxonomy
- 207Y00000X — NUCC code
- State licenses (2)
- Iowa #40131 · Minnesota #56661
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1225235625. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
71
Distinct HCPCS
4
Medicare allowed
$8,144
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 25 | 24 | $88 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 20 | 20 | $108 | |
31575 |
Diagnostic exam of voice box using a flexible endoscope | 13 | 12 | $129 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 13 | 13 | $161 |
In context: peer comparison
Among 8 peers in this city , average services per provider: 149. This provider delivers 0.5× the peer median.Open Payments
Industry payments received
All-time total
$85
Transactions
3
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Inspire Medical Systems, Inc. | 2 | $72.24 | |
| Preceptis Medical, Inc. | 1 | $13.15 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
33
Patients
16
Total drug cost
$840
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Fluticasone Propionate | Generic | 33 | 16 | $840 |
Frequently asked questions
What is Dr. Grace Nimmons's medical specialty?
Dr. Grace Nimmons practices Otolaryngology Physician in Iowa City, IA.
Where does Dr. Grace Nimmons practice?
Dr. Grace Nimmons practices at 200 Hawkins Dr, Iowa City, IA 522421009. Office phone: 3193563574.
What is Dr. Grace Nimmons's NPI?
Dr. Grace Nimmons's National Provider Identifier (NPI) is 1225235625, issued by NPPES.
Does Dr. Grace Nimmons accept Medicare assignment?
Yes. Dr. Grace Nimmons accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Grace Nimmons commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99203); Diagnostic exam of voice box using a flexible endoscope (HCPCS 31575). Source: CMS Medicare Physician & Other Practitioners file.