Deborah Blacker, MD SCD
NPI 1205800521 · Geriatric Psychiatry Physician · Boston, MA
Enrolled with Medicare as Practitioner - Geriatric Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Deborah Blacker, MD SCD is a Geriatric Psychiatry Physician provider in Boston, MA (NPI 1205800521).
Provider details
- NPI number
- 1205800521
- Entity type
- Individual
- Primary specialty
- Geriatric Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD SCD
- Sex
- Female
- License
- 55900 (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
20 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
23 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 High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 23 | $196 |
Typical Medicare-allowed amounts for these services range $196–$196 (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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-02-14
- Last updated
- 2025-09-11
Frequently asked questions
- What is Deborah Blacker's NPI number?
- Deborah Blacker's National Provider Identifier (NPI) is 1205800521, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Deborah Blacker's specialty?
- Deborah Blacker is listed in the NPPES registry with a primary specialty of Geriatric Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Deborah Blacker located?
- Deborah Blacker's practice location on file with NPPES is 55 Fruit St 149 2691, Boston, MA 02114.
- What is Deborah Blacker's phone number?
- The practice phone number listed in the NPPES registry for Deborah Blacker is (617) 726-5571.
- Does Deborah Blacker accept Medicare?
- Deborah Blacker is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Deborah Blacker's NPI active?
- Yes — Deborah Blacker's NPI (1205800521) 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.