Doctor profile · Federal record
Dr. John Rieth, MD
Medical Oncology Physician (CMS: Medical Oncology) · Internal Medicine Physician · Iowa City, IA
- NPI 1528559937
- Accepts Medicare
- 8 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
200 Hawkins Dr
Iowa City, IA 522421009
(319) 356-3077
fax (319) 353-8383
Credentials & registration
- NPI registered
- May 2018 — 8 yrs on file
- Profile last updated
- July 22, 2023
- Year of graduation
- 2018 — 8 yrs since
- Specialty taxonomy
- 207RX0202X — NUCC code
- State license (1)
- Iowa #MD-48661
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1528559937. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
154
Distinct HCPCS
5
Medicare allowed
$13,916
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 66 | 26 | $59 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 45 | 22 | $91 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 18 | 18 | $160 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 13 | 13 | $121 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 12 | 12 | $124 |
In context: peer comparison
Among 4 peers in Iowa City Medical Oncology Physician, average services per provider: 70. This provider delivers 2.2× the peer median.Open Payments
Industry payments received
All-time total
$8,622
Transactions
19
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Deciphera Pharmaceuticals INC. | 19 | $8,621.69 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
63
Patients
12
Total drug cost
$10,852
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Imatinib Mesylate | Generic | 26 | 0 | $3,426 |
| Ondansetron Hcl | Generic | 13 | 12 | $228 |
| Eliquis (Apixaban) | Brand | 12 | 0 | $7,029 |
| Levothyroxine Sodium | Generic | 12 | 0 | $169 |
Hospital affiliations
Frequently asked questions
What is Dr. John Rieth's medical specialty?
Dr. John Rieth practices Medical Oncology Physician in Iowa City, IA.
Where does Dr. John Rieth practice?
Dr. John Rieth practices at 200 Hawkins Dr, Iowa City, IA 522421009. Office phone: 3193563077.
What is Dr. John Rieth's NPI?
Dr. John Rieth's National Provider Identifier (NPI) is 1528559937, issued by NPPES.
Does Dr. John Rieth accept Medicare assignment?
Yes. Dr. John Rieth accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Rieth commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99205). Source: CMS Medicare Physician & Other Practitioners file.