Frederick Jaecklein, MD
NPI 1306828009 · Internal Medicine Physician · Marquette, MI
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Frederick Jaecklein, MD is a Internal Medicine Physician provider in Marquette, MI (NPI 1306828009).
Provider details
- NPI number
- 1306828009
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 049842 (MI)
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
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
- 2005-11-17
- Last updated
- 2019-06-04
Frequently asked questions
- What is Frederick Jaecklein's NPI number?
- Frederick Jaecklein's National Provider Identifier (NPI) is 1306828009, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Frederick Jaecklein's specialty?
- Frederick Jaecklein is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Frederick Jaecklein located?
- Frederick Jaecklein's practice location on file with NPPES is 1414 W. Fair Avenue, Marquette, MI 49855.
- What is Frederick Jaecklein's phone number?
- The practice phone number listed in the NPPES registry for Frederick Jaecklein is (906) 225-4500.
- Does Frederick Jaecklein accept Medicare?
- Frederick Jaecklein is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Frederick Jaecklein's NPI active?
- Yes — Frederick Jaecklein's NPI (1306828009) is active in the NPPES registry as of the last update on 2019-06-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.