Jason Barker, MD
NPI 1730161050 · Infectious Disease Physician · Iowa City, IA
Enrolled with Medicare as Practitioner - Infectious Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jason Barker, MD is a Infectious Disease Physician provider in Iowa City, IA (NPI 1730161050).
Provider details
- NPI number
- 1730161050
- Entity type
- Individual
- Primary specialty
- Infectious Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 34432 (IA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
5 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
162 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 56 | $72 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 36 | $86 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 28 | $119 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 23 | $151 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 19 | $108 |
Typical Medicare-allowed amounts for these services range $72–$151 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 34 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Atorvastatin Calcium | 80 |
| Emtricitabine/Tenofov Alafenambrand: Descovy | 59 |
| Abacavir/Dolutegravir/Lamivudibrand: Triumeq | 49 |
| Amlodipine Besylate | 44 |
| Dolutegravir Sodium/Lamivudinebrand: Dovato | 42 |
| Bictegrav/Emtricit/Tenofov Alabrand: Biktarvy | 39 |
| Dolutegravir Sodiumbrand: Tivicay | 38 |
| Metformin Hclbrand: Metformin Hcl Er | 37 |
Practice location
Mailing address
Additional practice locations (4)
- 2624 Orchard DrCedar Falls, IA 50613-5845Phone: (877) 891-5350
- 500 E Market StIowa City, IA 52245-2633Phone: (319) 339-3551Fax: (319) 248-7945
- 540 E Jefferson St Ste 400Iowa City, IA 52245-2479Phone: (319) 688-7440
- 701 W Forevergreen RdNorth Liberty, IA 52317-9848Phone: (319) 356-2633Fax: (319) 356-3949
Registry dates
- Enumerated
- 2005-11-14
- Last updated
- 2025-08-21
- Certified
- 2025-08-21
Frequently asked questions
- What is Jason Barker's NPI number?
- Jason Barker's National Provider Identifier (NPI) is 1730161050, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jason Barker's specialty?
- Jason Barker is listed in the NPPES registry with a primary specialty of Infectious Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Jason Barker located?
- Jason Barker's practice location on file with NPPES is 200 Hawkins Dr, Iowa City, IA 52242-1082.
- What is Jason Barker's phone number?
- The practice phone number listed in the NPPES registry for Jason Barker is (319) 356-8969.
- Does Jason Barker accept Medicare?
- Jason Barker is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jason Barker's NPI active?
- Yes — Jason Barker's NPI (1730161050) is active in the NPPES registry as of the last update on 2025-08-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.