John Michael Humienny, M.D.
NPI 1013368588 · Internal Medicine Physician · Steubenville, OH
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Michael Humienny, M.D. is a Internal Medicine Physician provider in Steubenville, OH (NPI 1013368588).
Provider details
- NPI number
- 1013368588
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 35.137220 (OH)
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
9 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
- 2016-06-27
- Last updated
- 2025-08-22
- Certified
- 2025-08-18
Frequently asked questions
- What is John Michael Humienny's NPI number?
- John Michael Humienny's National Provider Identifier (NPI) is 1013368588, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Michael Humienny's specialty?
- John Michael Humienny is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John Michael Humienny located?
- John Michael Humienny's practice location on file with NPPES is 4232 Mall Dr, Steubenville, OH 43952-3010.
- What is John Michael Humienny's phone number?
- The practice phone number listed in the NPPES registry for John Michael Humienny is (740) 314-8420.
- Does John Michael Humienny accept Medicare?
- John Michael Humienny is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Michael Humienny's NPI active?
- Yes — John Michael Humienny's NPI (1013368588) is active in the NPPES registry as of the last update on 2025-08-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.