Peter Chubinsky, MD
NPI 1841338258 · Psychiatry Physician · Brookline, MA
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Peter Chubinsky, MD is a Psychiatry Physician provider in Brookline, MA (NPI 1841338258).
Provider details
- NPI number
- 1841338258
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 42910 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
529 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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 does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 271 | $99 |
| Psychotherapy With Evaluation and Management Visit, 45 Minutes90836 | 258 | $96 |
Typical Medicare-allowed amounts for these services range $96–$99 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 10 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Dextroamphetamine/Amphetaminebrand: Dextroamphetamine-Amphetamine | 34 |
| Clonazepam | 29 |
| Lorazepam | 24 |
| Gabapentin | 15 |
| Dextroamphetamine/Amphetaminebrand: Dextroamphetamine-Amphet Er | 13 |
| Sertraline Hcl | 12 |
| Bupropion Hclbrand: Bupropion Xl | 11 |
| Aripiprazole |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-02-01
- Last updated
- 2025-09-11
Frequently asked questions
- What is Peter Chubinsky's NPI number?
- Peter Chubinsky's National Provider Identifier (NPI) is 1841338258, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Peter Chubinsky's specialty?
- Peter Chubinsky is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Peter Chubinsky located?
- Peter Chubinsky's practice location on file with NPPES is 1419 Beacon St, Brookline, MA 02446-4808.
- What is Peter Chubinsky's phone number?
- The practice phone number listed in the NPPES registry for Peter Chubinsky is (617) 232-8032.
- Does Peter Chubinsky accept Medicare?
- Peter Chubinsky is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Peter Chubinsky's NPI active?
- Yes — Peter Chubinsky's NPI (1841338258) is active in the NPPES registry as of the last update on 2025-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.