Steven Sonnenberg, MD
NPI 1669448668 · Psychiatry Physician · Saranac Lake, NY
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Steven Sonnenberg, MD is a Psychiatry Physician provider in Saranac Lake, NY (NPI 1669448668).
Provider details
- NPI number
- 1669448668
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 163823 (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
20 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
- 2006-02-28
- Last updated
- 2016-11-01
Frequently asked questions
- What is Steven Sonnenberg's NPI number?
- Steven Sonnenberg's National Provider Identifier (NPI) is 1669448668, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Steven Sonnenberg's specialty?
- Steven Sonnenberg is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Steven Sonnenberg located?
- Steven Sonnenberg's practice location on file with NPPES is 2233 State Route 86, Saranac Lake, NY 12983-7298.
- What is Steven Sonnenberg's phone number?
- The practice phone number listed in the NPPES registry for Steven Sonnenberg is (518) 354-8429.
- Does Steven Sonnenberg accept Medicare?
- Steven Sonnenberg is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Steven Sonnenberg's NPI active?
- Yes — Steven Sonnenberg's NPI (1669448668) is active in the NPPES registry as of the last update on 2016-11-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.