Stephen Sternbach, MD
NPI 1538271200 · Psychiatry Physician · Cambridge, MA
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stephen Sternbach, MD is a Psychiatry Physician provider in Cambridge, MA (NPI 1538271200).
Provider details
- NPI number
- 1538271200
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 47509 (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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 16 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Clonazepam | 66 |
| Olanzapine | 26 |
| Lorazepam | 23 |
| Quetiapine Fumarate | 21 |
| Trazodone Hcl | 20 |
| Divalproex Sodiumbrand: Divalproex Sodium Er | 19 |
| Dextroamphetamine Sulfatebrand: Dextroamphetamine Sulfate Er | 17 |
| Escitalopram Oxalate | 15 |
| Fluvoxamine Maleate | 15 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-31
- Last updated
- 2023-11-29
Frequently asked questions
- What is Stephen Sternbach's NPI number?
- Stephen Sternbach's National Provider Identifier (NPI) is 1538271200, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephen Sternbach's specialty?
- Stephen Sternbach is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Stephen Sternbach located?
- Stephen Sternbach's practice location on file with NPPES is 1105 Mass Ave, Cambridge, MA 02138-5220.
- What is Stephen Sternbach's phone number?
- The practice phone number listed in the NPPES registry for Stephen Sternbach is (617) 876-9416.
- Does Stephen Sternbach accept Medicare?
- Stephen Sternbach is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stephen Sternbach's NPI active?
- Yes — Stephen Sternbach's NPI (1538271200) is active in the NPPES registry as of the last update on 2023-11-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.