Nathan Hemmer, MD
NPI 1144450107 · Emergency Medicine Physician · Anchorage, AK
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nathan Hemmer, MD is a Emergency Medicine Physician provider in Anchorage, AK (NPI 1144450107).
Provider details
- NPI number
- 1144450107
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- MD443577 (PA)
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 tenure38% of score
16 yrs 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
- 2009-07-23
- Last updated
- 2014-08-07
Frequently asked questions
- What is Nathan Hemmer's NPI number?
- Nathan Hemmer's National Provider Identifier (NPI) is 1144450107, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nathan Hemmer's specialty?
- Nathan Hemmer is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Nathan Hemmer located?
- Nathan Hemmer's practice location on file with NPPES is 4315 Diplomacy Dr, Anchorage, AK 99508-5926.
- What is Nathan Hemmer's phone number?
- The practice phone number listed in the NPPES registry for Nathan Hemmer is (907) 729-1729.
- Does Nathan Hemmer accept Medicare?
- Nathan Hemmer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nathan Hemmer's NPI active?
- Yes — Nathan Hemmer's NPI (1144450107) is active in the NPPES registry as of the last update on 2014-08-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.