Stephen Kerzner, M.D.
NPI 1134343601 · Child & Adolescent Psychiatry Physician · Duxbury, MA
Stephen Kerzner, M.D. is a Child & Adolescent Psychiatry Physician provider in Duxbury, MA (NPI 1134343601).
Provider details
- NPI number
- 1134343601
- Entity type
- Individual
- Primary specialty
- Child & Adolescent Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 44029 (MA)
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
- 2007-04-13
- Last updated
- 2019-01-15
Frequently asked questions
- What is Stephen Kerzner's NPI number?
- Stephen Kerzner's National Provider Identifier (NPI) is 1134343601, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephen Kerzner's specialty?
- Stephen Kerzner is listed in the NPPES registry with a primary specialty of Child & Adolescent Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Stephen Kerzner located?
- Stephen Kerzner's practice location on file with NPPES is 40 Massasoit Rd, Duxbury, MA 02332-5133.
- What is Stephen Kerzner's phone number?
- The practice phone number listed in the NPPES registry for Stephen Kerzner is (781) 934-0600.
- Is Stephen Kerzner's NPI active?
- Yes — Stephen Kerzner's NPI (1134343601) is active in the NPPES registry as of the last update on 2019-01-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.