Ryan Mackay, MD,PHD
NPI 1720870389 · Otolaryngology Physician · Iowa City, IA
Enrolled with Medicare as Order and Referring Only - Otolaryngology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ryan Mackay, MD,PHD is a Otolaryngology Physician provider in Iowa City, IA (NPI 1720870389).
Provider details
- NPI number
- 1720870389
- Entity type
- Individual
- Primary specialty
- Otolaryngology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD,PHD
- Sex
- Male
- Sole proprietor
- No
- License
- R-13463 (IA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2025-05-20
- Last updated
- 2025-05-20
- Certified
- 2025-05-20
Frequently asked questions
- What is Ryan Mackay's NPI number?
- Ryan Mackay's National Provider Identifier (NPI) is 1720870389, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ryan Mackay's specialty?
- Ryan Mackay is listed in the NPPES registry with a primary specialty of Otolaryngology Physician (Allopathic & Osteopathic Physicians).
- Where is Ryan Mackay located?
- Ryan Mackay's practice location on file with NPPES is 200 Hawkins Dr, Iowa City, IA 52242-1009.
- What is Ryan Mackay's phone number?
- The practice phone number listed in the NPPES registry for Ryan Mackay is (319) 384-8277.
- Does Ryan Mackay accept Medicare?
- Ryan Mackay is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ryan Mackay's NPI active?
- Yes — Ryan Mackay's NPI (1720870389) is active in the NPPES registry as of the last update on 2025-05-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.