Daniel Duddleston, MD
NPI 1235620014 · Internal Medicine Physician · Birmingham, AL
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Daniel Duddleston, MD is a Internal Medicine Physician provider in Birmingham, AL (NPI 1235620014).
Provider details
- NPI number
- 1235620014
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 44432 (AL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
8 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
4 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$146 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (3)
- 5890 Valley Rd Ste 105Birmingham, AL 35235-8669Phone: (205) 971-7500Fax: (205) 971-7572
- 102 Mason Farm RdChapel Hill, NC 27599Phone: (919) 966-1459
- 101 Manning DrChapel Hill, NC 27514-4220Phone: (919) 966-1043
Registry dates
- Enumerated
- 2018-05-28
- Last updated
- 2025-05-31
- Certified
- 2025-05-31
Frequently asked questions
- What is Daniel Duddleston's NPI number?
- Daniel Duddleston's National Provider Identifier (NPI) is 1235620014, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Daniel Duddleston's specialty?
- Daniel Duddleston is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Daniel Duddleston located?
- Daniel Duddleston's practice location on file with NPPES is 3680 Grandview Pkwy Ste 200, Birmingham, AL 35243-3411.
- What is Daniel Duddleston's phone number?
- The practice phone number listed in the NPPES registry for Daniel Duddleston is (205) 971-7500.
- Does Daniel Duddleston accept Medicare?
- Daniel Duddleston is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Daniel Duddleston's NPI active?
- Yes — Daniel Duddleston's NPI (1235620014) is active in the NPPES registry as of the last update on 2025-05-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.