DR. DIANA D. DEISTER MD
NPI 1245411602
Psychiatry & Neurology - Child & Adolescent Psychiatry in Brookline, MA

Q: What is Diana Deister's NPI number?

The NPI number for Diana Deister is 1245411602. It was assigned to this individual provider in the NPPES registry on November 14, 2007.

Q: What is Diana Deister's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Child & Adolescent Psychiatry, with taxonomy code 2084P0804X.

Q: Is Diana Deister enrolled in Medicare?

No. Diana Deister has opted out of Medicare through July 1, 2028. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

Q: When was this NPI record last updated?

The NPPES record for Diana Deister was last updated on August 22, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since November 14, 2007Opted out of Medicare · through Jul 1, 2028

43 NAPLES RD, BROOKLINE, MA 02446(617) 520-4854 Get Directions Write a Review

NPPES record last updated: August 22, 2023. Verified against the NPPES registry weekly; last sync: September 20, 2026.

Record update history: Aug 22, 2023, Jul 27, 2023 (2 updates tracked since 2023).

On this page

About Dr. Diana D. Deister Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. DIANA D. DEISTER MD (NPI 1245411602) is an individual child & adolescent psychiatry provider in Brookline, Massachusetts, licensed in Massachusetts (256262) and active in the NPI registry since November 2007. She has opted out of Medicare through July 1, 2028 and remains eligible to order and refer.

NPPES Registry Identity

NPI1245411602

Entity TypeIndividualFemale

Primary Taxonomy2084P0804X

Provider Legal NameDR. DIANA D. DEISTERCredential: MD

Location Address43 NAPLES RDBrookline, MA 02446-5768

Mailing Address258 Harvard St # 359Brookline, MA 02446-2904 · (617) 520-4854

Phone(617) 520-4854

Sole ProprietorNo

Enumeration DateNovember 14, 2007

Last NPPES UpdateAugust 22, 20232 updates tracked since enumeration

NPPES CertifiedAugust 22, 2023

✔ NPI 1245411602 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · Child & Adolescent PsychiatryAllopathic & Osteopathic Physicians

Taxonomy Code2084P0804X

License✔ Licensed in MA · 256262

Definition

Child & Adolescent Psychiatry is a subspecialty of psychiatry with additional skills and training in the diagnosis and treatment of developmental, behavioral, emotional, and mental disorders of childhood and adolescence.

43 NAPLES RD, Brookline, MA 02446

Open in Google Maps ↗

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

ⓘ

Opted out of Medicare

Dr. Diana D. Deister Md has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from July 1, 2024 through July 1, 2028.

Opt-Out Effective DateJuly 1, 2024

Opt-Out In Effect ThroughJuly 1, 2028Opt-out affidavits renew automatically every two years unless cancelled

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesAn opted-out provider can still order and refer for Medicare patients in the categories marked above, even though their own services are not covered.

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

BOUNTIFUL MENTAL HEALTH, PLLC

Psychiatry & Neurology (Child & Adolescent Psychiatry)

43 NAPLES RD
BROOKLINE, MA 02446

Norfolk County (617) 520-4854

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Diana Deister's NPI number?

The NPI number for Diana Deister is 1245411602. It was assigned to this individual provider in the NPPES registry on November 14, 2007.

Where is Diana Deister located?

Diana Deister practices at 43 Naples Rd, Brookline, MA 02446. The listed phone number is (617) 520-4854.

What is Diana Deister's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Child & Adolescent Psychiatry, with taxonomy code 2084P0804X.

Is Diana Deister enrolled in Medicare?

No. Diana Deister has opted out of Medicare through July 1, 2028. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

When was this NPI record last updated?

The NPPES record for Diana Deister was last updated on August 22, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.