Guilford Hartley, MD
NPI 1538107339 · Internal Medicine Physician · Minneapolis, MN
Guilford Hartley, MD is a Internal Medicine Physician provider in Minneapolis, MN (NPI 1538107339).
Provider details
- NPI number
- 1538107339
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 25858 (MN)
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
20 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
- 2006-06-03
- Last updated
- 2012-10-04
Frequently asked questions
- What is Guilford Hartley's NPI number?
- Guilford Hartley's National Provider Identifier (NPI) is 1538107339, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Guilford Hartley's specialty?
- Guilford Hartley is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Guilford Hartley located?
- Guilford Hartley's practice location on file with NPPES is 701 Park Ave, Minneapolis, MN 55415-1623.
- What is Guilford Hartley's phone number?
- The practice phone number listed in the NPPES registry for Guilford Hartley is (612) 873-6800.
- Is Guilford Hartley's NPI active?
- Yes — Guilford Hartley's NPI (1538107339) is active in the NPPES registry as of the last update on 2012-10-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.