Stephen Mahoney, M.D.
NPI 1538165378 · Gastroenterology Physician · Indianapolis, IN
Stephen Mahoney, M.D. is a Gastroenterology Physician provider in Indianapolis, IN (NPI 1538165378).
Provider details
- NPI number
- 1538165378
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 01026306 (IN)
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
21 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
- 2005-06-27
- Last updated
- 2010-06-15
Frequently asked questions
- What is Stephen Mahoney's NPI number?
- Stephen Mahoney's National Provider Identifier (NPI) is 1538165378, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephen Mahoney's specialty?
- Stephen Mahoney is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Stephen Mahoney located?
- Stephen Mahoney's practice location on file with NPPES is 8051 S Emerson Ave, Indianapolis, IN 46237-8632.
- What is Stephen Mahoney's phone number?
- The practice phone number listed in the NPPES registry for Stephen Mahoney is (317) 865-2955.
- Is Stephen Mahoney's NPI active?
- Yes — Stephen Mahoney's NPI (1538165378) is active in the NPPES registry as of the last update on 2010-06-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.