John Hardeman, M.D.
NPI 1558598771 · Obstetrics & Gynecology Physician · Huntsville, AL
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Hardeman, M.D. is a Obstetrics & Gynecology Physician provider in Huntsville, AL (NPI 1558598771).
Provider details
- NPI number
- 1558598771
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 30784 (AL)
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 tenure33% of score
17 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
2 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.
$37 across 2 records (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 (1)
- 4429 Clara St Ste 540New Orleans, LA 70115-8242Phone: (504) 842-9620
Registry dates
- Enumerated
- 2009-06-15
- Last updated
- 2024-09-12
- Certified
- 2024-09-12
Frequently asked questions
- What is John Hardeman's NPI number?
- John Hardeman's National Provider Identifier (NPI) is 1558598771, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Hardeman's specialty?
- John Hardeman is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is John Hardeman located?
- John Hardeman's practice location on file with NPPES is 401 Lowell Dr Se, Huntsville, AL 35801-3748.
- What is John Hardeman's phone number?
- The practice phone number listed in the NPPES registry for John Hardeman is (256) 265-4462.
- Does John Hardeman accept Medicare?
- John Hardeman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Hardeman's NPI active?
- Yes — John Hardeman's NPI (1558598771) is active in the NPPES registry as of the last update on 2024-09-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.