John Wren, MD, PHD
NPI 1962922724 · Neonatal-Perinatal Medicine Physician · Iowa City, IA
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Wren, MD, PHD is a Neonatal-Perinatal Medicine Physician provider in Iowa City, IA (NPI 1962922724).
Provider details
- NPI number
- 1962922724
- Entity type
- Individual
- Primary specialty
- Neonatal-Perinatal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD, PHD
- Sex
- Male
- Sole proprietor
- No
- License
- MD-51263 (IA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
9 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
2 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$23 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 500 E Market StIowa City, IA 52245-2633Phone: (319) 339-3551Fax: (319) 248-7945
Registry dates
- Enumerated
- 2017-06-22
- Last updated
- 2025-11-20
- Certified
- 2025-11-20
Frequently asked questions
- What is John Wren's NPI number?
- John Wren's National Provider Identifier (NPI) is 1962922724, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Wren's specialty?
- John Wren is listed in the NPPES registry with a primary specialty of Neonatal-Perinatal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John Wren located?
- John Wren's practice location on file with NPPES is 200 Hawkins Dr, Iowa City, IA 52242-1009.
- What is John Wren's phone number?
- The practice phone number listed in the NPPES registry for John Wren is (319) 384-5258.
- Does John Wren accept Medicare?
- John Wren is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Wren's NPI active?
- Yes — John Wren's NPI (1962922724) is active in the NPPES registry as of the last update on 2025-11-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.