Daniel Pennington, MD
NPI 1568579720 · Internal Medicine Physician · Mason City, IA
Enrolled with Medicare as Practitioner - Pulmonary Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Daniel Pennington, MD is a Internal Medicine Physician provider in Mason City, IA (NPI 1568579720).
Provider details
- NPI number
- 1568579720
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 24241 (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
19 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
- 2006-08-24
- Last updated
- 2022-10-11
- Certified
- 2022-10-11
Frequently asked questions
- What is Daniel Pennington's NPI number?
- Daniel Pennington's National Provider Identifier (NPI) is 1568579720, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Daniel Pennington's specialty?
- Daniel Pennington is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Daniel Pennington located?
- Daniel Pennington's practice location on file with NPPES is 1000 4th St Sw, Mason City, IA 50401-2800.
- What is Daniel Pennington's phone number?
- The practice phone number listed in the NPPES registry for Daniel Pennington is (641) 422-6999.
- Does Daniel Pennington accept Medicare?
- Daniel Pennington is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Daniel Pennington's NPI active?
- Yes — Daniel Pennington's NPI (1568579720) is active in the NPPES registry as of the last update on 2022-10-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.