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DR. DENISE LYNN GIESSERT M.D.
NPI 1417104175
Psychiatry & Neurology - Child & Adolescent Psychiatry in Buffalo, NY

Active since August 25, 2008PECOS EnrolledAccepts Medicare Assignment
330 DELAWARE AVE, BUFFALO, NY 14202(716) 842-2750(176) 842-0668 Get Directions Write a Review

NPPES record last updated: May 12, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Dr. Denise Lynn Giessert M.d. NPPES

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

DR. DENISE LYNN GIESSERT M.D. (NPI 1417104175) is an individual child & adolescent psychiatry provider in Buffalo, New York, licensed in New York (240052-1) and active in the NPI registry since August 2008. She is enrolled in Medicare PECOS and is a graduate of Other (2004).

NPPES Registry Identity

NPI1417104175
Entity TypeIndividualFemale
Primary Taxonomy2084P0804X
Provider Legal NameDR. DENISE LYNN GIESSERTCredential: M.D.
Location Address330 DELAWARE AVEBuffalo, NY 14202-1868
Mailing Address330 Delaware AveBuffalo, NY 14202-1868 · (716) 842-2750 · Fax (716) 842-0668
Phone(716) 842-2750
Fax(176) 842-0668
Sole ProprietorYes
Medical School CMSOtherGraduated 2004
Enumeration DateAugust 25, 2008
Last NPPES UpdateMay 12, 2026
NPPES CertifiedMay 12, 2026
✔ NPI 1417104175 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPsychiatry & Neurology · Child & Adolescent PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0804X
License✔ Licensed in NY · 240052-1
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.
Also ListedPsychiatry & Neurology · PsychiatryTaxonomy 2084P0800X · License 240052-1 (NY)
330 DELAWARE AVE, Buffalo, NY 14202
Open in Google Maps ↗

Other Names 1

Former Name (1)Miss Denise Lynn Bishop

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Denise Lynn Giessert M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID8527290501
PECOS Enrollment IDI20140404001046
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 Reassignments

2

Medicare enrollment records show Denise Giessert reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Child And Family Services Of Erie County
Same address
Community/Behavioral Health
330 DELAWARE AVE
Buffalo, NY 14202
  • Reassigned Medicare billing, New York enrollment
  • 17 clinicians in this Medicare group
NPI 1528103082 (716) 842-2750
Bestself Behavioral Health, Inc.
0.1 mi
Mental Health (Including Community Mental Health Center)
255 DELAWARE AVE
Buffalo, NY 14202
  • Reassigned Medicare billing, New York enrollment
  • 119 clinicians in this Medicare group
NPI 1508868407 (716) 842-0440

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

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.

KIARA ROSA
Counselor (Mental Health)
330 DELAWARE AVE
BUFFALO, NY 14202
Erie County (716) 842-2750
MS. LORI CHIARMONTE LMSW
Counselor (Mental Health)
330 DELAWARE AVE
BUFFALO, NY 14202
Erie County (716) 842-2750
MS. BRITTANY NICHOLE JORDON
Counselor (Mental Health)
330 DELAWARE AVE
BUFFALO, NY 14202
Erie County (716) 842-2750
MRS. KIMBERLY ANN LEIKER-THOMAS MA, MHC
Counselor (Mental Health)
330 DELAWARE AVE
BUFFALO, NY 14202
Erie County (716) 842-2750
SANDRA PUFPAFF
Counselor (Mental Health)
330 DELAWARE AVE
BUFFALO, NY 14202
Erie County (716) 842-2750
MARY PHELAN
Case Manager/Care Coordinator
330 DELAWARE AVE
BUFFALO, NY 14202
Erie County (716) 842-2750
JANELLE TAYLOR LMSW
Counselor (Mental Health)
330 DELAWARE AVE
BUFFALO, NY 14202
Erie County (716) 335-7015
MS. LILLIAN Y MORENO MA, MS
Counselor (Mental Health)
330 DELAWARE AVE
BUFFALO, NY 14202
Erie County (716) 842-2750

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 Denise Giessert's NPI number?

The NPI number for Denise Giessert is 1417104175. It was assigned to this individual provider in the NPPES registry on August 25, 2008. The provider is also known as Miss Denise Lynn Bishop.

Where is Denise Giessert located?

Denise Giessert practices at 330 Delaware Ave, Buffalo, NY 14202. The listed phone number is (716) 842-2750.

What is Denise Giessert's specialty?

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

Is Denise Giessert enrolled in Medicare?

Yes. Denise Giessert is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Denise Giessert's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Denise Giessert reassigns Medicare benefits to 2 organizations: Child And Family Services Of Erie County (Buffalo, NY) and Bestself Behavioral Health, Inc. (Buffalo, NY). Each 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 Denise Giessert'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 Denise Giessert was last updated on May 12, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 months 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.