Doctor profile · Federal record
Dr. Joseph Oberdorfer, D.O.
Internal Medicine Physician (CMS: Internal Medicine) · Iowa City, IA
- NPI 1881852721
- Accepts Medicare
- MIPS 86.6 / 100 · 2023
- 21 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
200 Hawkins Dr, C310 Gh
Iowa City, IA 522421009
(319) 384-9668
fax (319) 384-8955
Credentials & registration
- NPI registered
- May 2008 — 18 yrs on file
- Year of graduation
- 2005 — 21 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Iowa #R-8347
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1881852721. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
533
Distinct HCPCS
6
Medicare allowed
$56,998
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 204 | 111 | $77 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 139 | 74 | $115 | |
99239 |
Hospital discharge day management, more than 30 minutes | 90 | 90 | $112 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 60 | 60 | $169 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 28 | 28 | $126 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 12 | 12 | $129 |
In context: peer comparison
Among 13 peers in Iowa City Internal Medicine Physician, average services per provider: 135. This provider delivers 3.9× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
98
Patients
79
Total drug cost
$8,879
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Cefdinir | Generic | 22 | 21 | $377 |
| Prednisone | Generic | 17 | 17 | $62 |
| Amlodipine Besylate | Generic | 16 | 13 | $71 |
| Eliquis (Apixaban) | Brand | 15 | 0 | $8,123 |
| Furosemide | Generic | 15 | 15 | $69 |
| Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) | Brand | 13 | 13 | $178 |
Frequently asked questions
What is Dr. Joseph Oberdorfer's medical specialty?
Dr. Joseph Oberdorfer practices Internal Medicine Physician in Iowa City, IA.
Where does Dr. Joseph Oberdorfer practice?
Dr. Joseph Oberdorfer practices at 200 Hawkins Dr, Iowa City, IA 522421009. Office phone: 3193849668.
What is Dr. Joseph Oberdorfer's NPI?
Dr. Joseph Oberdorfer's National Provider Identifier (NPI) is 1881852721, issued by NPPES.
Does Dr. Joseph Oberdorfer accept Medicare assignment?
Yes. Dr. Joseph Oberdorfer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Joseph Oberdorfer commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.