Tamar Seidman, DO
NPI 1346821618 · Hospice and Palliative Medicine (Internal Medicine) Physician · Brooklyn, NY
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tamar Seidman, DO is a Hospice and Palliative Medicine (Internal Medicine) Physician provider in Brooklyn, NY (NPI 1346821618).
Provider details
- NPI number
- 1346821618
- Entity type
- Individual
- Primary specialty
- Hospice and Palliative Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Female
- Sole proprietor
- Yes
- License
- 331331 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
5 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$203 across 5 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2021-04-19
- Last updated
- 2025-07-28
- Certified
- 2025-07-28
Frequently asked questions
- What is Tamar Seidman's NPI number?
- Tamar Seidman's National Provider Identifier (NPI) is 1346821618, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tamar Seidman's specialty?
- Tamar Seidman is listed in the NPPES registry with a primary specialty of Hospice and Palliative Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Tamar Seidman located?
- Tamar Seidman's practice location on file with NPPES is 1 Brookdale Plz, Brooklyn, NY 11212-3139.
- What is Tamar Seidman's phone number?
- The practice phone number listed in the NPPES registry for Tamar Seidman is (718) 240-5000.
- Does Tamar Seidman accept Medicare?
- Tamar Seidman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tamar Seidman's NPI active?
- Yes — Tamar Seidman's NPI (1346821618) is active in the NPPES registry as of the last update on 2025-07-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.