Doctor profile · Federal record
Dr. Jason Barker, MD
Infectious Disease Physician (CMS: Infectious Disease) · Internal Medicine Physician · Iowa City, IA
- NPI 1730161050
- Accepts Medicare
- 27 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 5 locations .
- Primary practice
-
200 Hawkins Dr
Iowa City, IA 522421082
(319) 356-8969
fax (319) 356-4600 - Additional location
-
2624 Orchard Dr
Cedar Falls, IA 506135845
(877) 891-5350 - Additional location
-
500 E Market St
Iowa City, IA 522452633
(319) 339-3551
fax (319) 248-7945 - Additional location
-
540 E Jefferson St Ste 400
Iowa City, IA 522452479
(319) 688-7440 - Additional location
-
701 W Forevergreen RD
North Liberty, IA 523179848
(319) 356-2633
fax (319) 356-3949
Show 2 more locations
Credentials & registration
- NPI registered
- November 2005 — 21 yrs on file
- Profile last updated
- August 21, 2025
- Year of graduation
- 1999 — 27 yrs since
- Specialty taxonomy
- 207RI0200X — NUCC code
- State license (1)
- Iowa #34432
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1730161050. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
181
Distinct HCPCS
5
Medicare allowed
$18,455
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 84 | 56 | $74 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 33 | 33 | $162 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 23 | 17 | $111 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 21 | 12 | $91 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 20 | 20 | $121 |
In context: peer comparison
Among 13 peers in this city , average services per provider: 73. This provider delivers 2.5× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
535
Patients
0
Total drug cost
$1,057,123
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 59 | 0 | $431 |
| Descovy (Emtricitabine/Tenofov Alafenam) | Brand | 58 | 0 | $136,043 |
| Triumeq (Abacavir/Dolutegravir/Lamivudi) | Brand | 51 | 0 | $206,516 |
| Delstrigo (Doravirine/Lamivu/Tenofov Diso) | Brand | 44 | 0 | $119,478 |
| Biktarvy (Bictegrav/Emtricit/Tenofov Ala) | Brand | 39 | 0 | $187,438 |
| Tivicay (Dolutegravir Sodium) | Brand | 37 | 0 | $116,306 |
| Etravirine | Generic | 35 | 0 | $42,183 |
| Metformin Hcl Er (Metformin Hcl) | Brand | 33 | 0 | $113 |
| Amlodipine Besylate | Generic | 30 | 0 | $132 |
| Omeprazole | Generic | 29 | 0 | $221 |
Hospital affiliations
Frequently asked questions
What is Dr. Jason Barker's medical specialty?
Dr. Jason Barker practices Infectious Disease Physician in Iowa City, IA.
Where does Dr. Jason Barker practice?
Dr. Jason Barker practices at 200 Hawkins Dr, Iowa City, IA 522421082. Office phone: 3193568969.
What is Dr. Jason Barker's NPI?
Dr. Jason Barker's National Provider Identifier (NPI) is 1730161050, issued by NPPES.
Does Dr. Jason Barker accept Medicare assignment?
Yes. Dr. Jason Barker accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jason Barker commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with moderate level of medical decision making (HCPCS 99223); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.