John Hahn, MD
NPI 1831190446 · Obstetrics & Gynecology Physician · Petersburg, WV
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Hahn, MD is a Obstetrics & Gynecology Physician provider in Petersburg, WV (NPI 1831190446).
Provider details
- NPI number
- 1831190446
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 13988 (WV)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
280 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. 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 .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Administration of Influenza Virus VaccineG0008 | 86 | $30 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 53 | $83 |
| Screening Papanicolaou Smear; Obtaining, Preparing and Conveyance of Cervical Or Vaginal Smear to LaboratoryQ0091 | 53 | $39 |
| Admn Sarscov2 Vacc 1 Dose90480 | 45 | $39 |
| Ultrasound Scan of Uterus, Ovaries, Tubes, Cervix and Pelvic Area Through Vagina76830 | 16 | $105 |
| Cervical Or Vaginal Cancer Screening; Pelvic and Clinical Breast ExaminationG0101 | 16 | $36 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Estradiol | 55 | 14 |
| Rsv Vacc, Pref a and Pref B/Pfbrand: Abrysvo | 30 | 30 |
| Diphth,pertuss(acell),tet Vacbrand: Boostrix Tdap | 26 | 26 |
| Oxybutynin Chloride | 24 | — |
| Medroxyprogesterone Acetate | 22 | — |
| Estrogens, Conjugatedbrand: Premarin | 15 | — |
| Raloxifene Hcl | 15 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$41 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 (2)
- 514 New Creek HwyKeyser, WV 26726-9526Phone: (304) 257-2152Fax: (304) 257-9790
- 10 Valley St Ste 101Petersburg, WV 26847-9568Phone: (304) 257-2152Fax: (304) 257-9790
Registry dates
- Enumerated
- 2005-08-04
- Last updated
- 2022-11-11
- Certified
- 2022-11-11
Frequently asked questions
- What is John Hahn's NPI number?
- John Hahn's National Provider Identifier (NPI) is 1831190446, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Hahn's specialty?
- John Hahn is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is John Hahn located?
- John Hahn's practice location on file with NPPES is 65 Hospital Dr, Petersburg, WV 26847-9549.
- What is John Hahn's phone number?
- The practice phone number listed in the NPPES registry for John Hahn is (304) 257-2152.
- Does John Hahn accept Medicare?
- John Hahn is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Hahn's NPI active?
- Yes — John Hahn's NPI (1831190446) is active in the NPPES registry as of the last update on 2022-11-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.