DR. DIANA MEJIAS-BERGMEIER PSY.D.
NPI 1407133341
Psychologist - Clinical in Brewster, NY

Q: What is Diana Mejias-bergmeier's NPI number?

The NPI number for Diana Mejias-bergmeier is 1407133341. It was assigned to this individual provider in the NPPES registry on November 7, 2011.

Q: What is Diana Mejias-bergmeier's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

Active since November 07, 2011PECOS Enrolled

1620 ROUTE 22, BREWSTER, NY 10509(845) 278-2500 Get Directions Write a Review

NPPES record last updated: May 23, 2024. Verified against the NPPES registry weekly; last sync: October 18, 2026.

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About Dr. Diana Mejias-bergmeier Psy.d. NPPES

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

DR. DIANA MEJIAS-BERGMEIER PSY.D. (NPI 1407133341) is an individual clinical provider in Brewster, New York, licensed in New York (018183) and active in the NPI registry since November 2011. She is enrolled in Medicare PECOS and maintains a secondary practice location in Carmel.

NPPES Registry Identity

NPI1407133341

Entity TypeIndividualFemale

Primary Taxonomy103TC0700X

Provider Legal NameDR. DIANA MEJIAS-BERGMEIERCredential: PSY.D.

Location Address1620 ROUTE 22Brewster, NY 10509-4051

Mailing Address22 Deer Run CtCarmel, NY 10512-3629 · (203) 794-4193

Phone(845) 278-2500

Sole ProprietorNo

Enumeration DateNovember 7, 2011

Last NPPES UpdateMay 23, 2024

NPPES CertifiedMay 23, 2024

✔ NPI 1407133341 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers

Taxonomy Code103TC0700X

License✔ Licensed in NY · 018183

Definition

A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.

1620 ROUTE 22, Brewster, NY 10509

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Secondary Practice Location 1

Location 122 Deer Run CtCarmel, NY 10512-3629 · Phone (203) 794-4193

Other Identifiers 1

Medicaid2466626098NY

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Diana Mejias-bergmeier Psy.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Diana Mejias-bergmeier reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Nys Office Of Mental Health

27 mi

Adult Mental Health

10 ROSS CIR
Poughkeepsie, NY 12601

Reassigned Medicare billing, New York enrollment
54 clinicians in this Medicare group

NPI 1588746143 (845) 452-8000

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 10509 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$187.05 typical visit price

range $61.88 – $187.05

Typical copayment $46.76 (range $15.47 – $46.76)

Most-billed visit code 99205

Established Patient

$108.56 typical visit price

range $19.92 – $151.94

Typical copayment $27.14 (range $4.98 – $37.98)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

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

VALUE VILLAGE INC

Pharmacy

1620 ROUTE 22
BREWSTER, NY 10509

Putnam County (845) 278-8224

AGNES LARBI-AGGREY MSW

Social Worker (Clinical)

1620 ROUTE 22
BREWSTER, NY 10509

Putnam County (845) 278-2500

DR. REKHA PATIL D.D.S.

Dentist (Pediatric Dentistry)

1620 ROUTE 22
BREWSTER, NY 10509

Putnam County (845) 279-4999

MONICA SEMLER R.N.

Counselor (Mental Health)

1620 ROUTE 22
BREWSTER, NY 10509

Putnam County (845) 278-2500

WALDIMAR P ALARKON MD

Psychiatry & Neurology (Psychiatry)

1620 ROUTE 22
BREWSTER, NY 10509

Putnam County (845) 278-2500

MENTAL HEALTH ASSOCIATION IN PUTNAM COUNTY, INC

Community/Behavioral Health

1620 ROUTE 22, MENTAL HEALTH ASSOCIATION IN PUTNAM COUNTY
BREWSTER, NY 10509

Putnam County (845) 278-7600

LAWRENCE STEIN DDS

Dentist (General Practice)

1620 ROUTE 22
BREWSTER, NY 10509

Putnam County (845) 279-4999

VINCENT AYUKO

Dentist

1620 ROUTE 22
BREWSTER, NY 10509

Putnam County (845) 279-4999

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 Mejias-bergmeier's NPI number?

The NPI number for Diana Mejias-bergmeier is 1407133341. It was assigned to this individual provider in the NPPES registry on November 7, 2011.

Where is Diana Mejias-bergmeier located?

Diana Mejias-bergmeier practices at 1620 Route 22, Brewster, NY 10509. The listed phone number is (845) 278-2500.

What is Diana Mejias-bergmeier's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

Is Diana Mejias-bergmeier enrolled in Medicare?

Yes. Diana Mejias-bergmeier is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Diana Mejias-bergmeier's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Diana Mejias-bergmeier reassigns Medicare benefits to Nys Office Of Mental Health (Poughkeepsie, NY). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Diana Mejias-bergmeier's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Diana Mejias-bergmeier was last updated on May 23, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.