Mark Henry, M.D.
NPI 1225066905 · Emergency Medicine Physician · Stony Brook, NY
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Henry, M.D. is a Emergency Medicine Physician provider in Stony Brook, NY (NPI 1225066905).
Provider details
- NPI number
- 1225066905
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 125487 (NY)
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
19 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
- 2006-06-29
- Last updated
- 2007-07-08
Frequently asked questions
- What is Mark Henry's NPI number?
- Mark Henry's National Provider Identifier (NPI) is 1225066905, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Henry's specialty?
- Mark Henry is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Henry located?
- Mark Henry's practice location on file with NPPES is University Hospital, L4, Stony Brook, NY 11794-0001.
- What is Mark Henry's phone number?
- The practice phone number listed in the NPPES registry for Mark Henry is (631) 444-2499.
- Does Mark Henry accept Medicare?
- Mark Henry is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Henry's NPI active?
- Yes — Mark Henry's NPI (1225066905) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.