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Daniel Herdeman, MD
NPI 1447293451 · Internal Medicine Physician · Rockford, IL
Daniel Herdeman, MD is a Internal Medicine Physician provider in Rockford, IL (NPI 1447293451).
Provider details
- NPI number
- 1447293451
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 036081171 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(95/100 index)
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
2 documented practice locations
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
3505 North Bell School Road
Rockford, IL 61114
Phone: (779) 696-0300
Street-level locationGet directions
Mailing address
Po Box 1567
Rockford, IL 61110-0067
Additional practice locations (1)
- 3775 N Mulford RdRockford, IL 61114Phone: (779) 696-8400
Registry dates
- Enumerated
- 2006-06-14
- Last updated
- 2021-02-19
- Certified
- 2021-02-19
Frequently asked questions
- What is Daniel Herdeman's NPI number?
- Daniel Herdeman's National Provider Identifier (NPI) is 1447293451, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Daniel Herdeman's specialty?
- Daniel Herdeman is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Daniel Herdeman located?
- Daniel Herdeman's practice location on file with NPPES is 3505 North Bell School Road, Rockford, IL 61114.
- What is Daniel Herdeman's phone number?
- The practice phone number listed in the NPPES registry for Daniel Herdeman is (779) 696-0300.
- Is Daniel Herdeman's NPI active?
- Yes — Daniel Herdeman's NPI (1447293451) is active in the NPPES registry as of the last update on 2021-02-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.