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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

SHANNON MARLENE DENISOFF AGPCNP-BC
NPI 1629787916
Nurse Practitioner - Adult Health in Queensbury, NY

Active since November 16, 2022PECOS EnrolledAccepts Medicare Assignment
161 CAREY RD, QUEENSBURY, NY 12804(518) 824-8610(518) 824-2390 Get Directions Write a Review

NPPES record last updated: October 7, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Oct 7, 2026, May 9, 2025, Apr 30, 2024 and 1 more (4 updates tracked since 2022).

About Shannon Marlene Denisoff Agpcnp-bc NPPES

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

SHANNON MARLENE DENISOFF AGPCNP-BC (NPI 1629787916) is an individual adult health provider in Queensbury, New York, licensed in New York (311144) and active in the NPI registry since November 2022. She is enrolled in Medicare PECOS, is affiliated with Glens Falls Hospital, and is a graduate of Other (2022).

NPPES Registry Identity

NPI1629787916
Entity TypeIndividualFemale
Primary Taxonomy363LA2200X
Provider Legal NameSHANNON MARLENE DENISOFFCredential: AGPCNP-BC
Location Address161 CAREY RDQueensbury, NY 12804-7821
Mailing Address9 Carey RdQueensbury, NY 12804-7880 · (518) 761-0300
Phone(518) 824-8610
Fax(518) 824-2390
Sole ProprietorNo
Medical School CMSOtherGraduated 2022
Enumeration DateNovember 16, 2022
Last NPPES UpdateOctober 7, 20264 updates tracked since enumeration
NPPES CertifiedOctober 7, 2026
✔ NPI 1629787916 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · Adult HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LA2200X
License✔ Licensed in NY · 311144
161 CAREY RD, Queensbury, NY 12804
Open in Google Maps ↗

Other Names 1

Former Name (1)Shannon Marlene Farrell Agpcnp-bc

Other Identifiers 1

Medicaid07551980NY

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

Shannon Marlene Denisoff Agpcnp-bc 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 ID1951773548
PECOS Enrollment IDI20230208000448
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 Shannon Denisoff reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Hudson Headwaters Health Network
Same address
Primary Care
161 CAREY RD
Queensbury, NY 12804
  • Reassigned Medicare billing, New York enrollment
  • 197 clinicians in this Medicare group
NPI 1013292002 (518) 824-8610

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

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Glens Falls Hospital

Acute Care Hospitals · Glens Falls, NY
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330191
Location100 Park StreetGlens Falls, NY 12801 · Warren County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 12804 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
$84.93 typical visit price
range $54.87 – $166.88
Typical copayment $21.23 (range $13.71 – $41.72)
Most-billed visit code 99203
Established Patient
$97.08 typical visit price
range $17.54 – $136.14
Typical copayment $24.27 (range $4.38 – $34.03)
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.

LYNN M KEIL PA-C
Physician Assistant
161 CAREY RD
QUEENSBURY, NY 12804
Warren County (518) 824-8610
HUDSON HEADWATERS HEALTH NETWORK
Clinic/Center (Primary Care)
161 CAREY RD
QUEENSBURY, NY 12804
Warren County (518) 824-8610
KAREN L MARDEN LCSW-R
Social Worker (Clinical)
161 CAREY RD
QUEENSBURY, NY 12804
Warren County (518) 824-8610
JENNY M.S. MACK AGNP
Nurse Practitioner (Adult Health)
161 CAREY RD
QUEENSBURY, NY 12804
Warren County (518) 824-8610
JUDY A PODZIEWSKI FNP-BC
Nurse Practitioner (Family)
161 CAREY RD
QUEENSBURY, NY 12804
Warren County (518) 824-8610
KRISTY MARIE FARMER DO
Family Medicine
161 CAREY RD
QUEENSBURY, NY 12804
Warren County (518) 824-8610
CHERYL ANN MARINO FNP
Nurse Practitioner (Family)
161 CAREY RD
QUEENSBURY, NY 12804
Warren County (518) 824-8610
PATRICIA A AUER DNP
Nurse Practitioner (Family)
161 CAREY RD
QUEENSBURY, NY 12804
Warren County (518) 824-8610

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 Shannon Denisoff's NPI number?

The NPI number for Shannon Denisoff is 1629787916. It was assigned to this individual provider in the NPPES registry on November 16, 2022. The provider is also known as Shannon Marlene Farrell Agpcnp-Bc.

Where is Shannon Denisoff located?

Shannon Denisoff practices at 161 Carey Rd, Queensbury, NY 12804. The listed phone number is (518) 824-8610.

What is Shannon Denisoff's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Adult Health, with taxonomy code 363LA2200X.

Is Shannon Denisoff enrolled in Medicare?

Yes. Shannon Denisoff 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 organization bills Medicare for Shannon Denisoff's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Shannon Denisoff reassigns Medicare benefits to Hudson Headwaters Health Network (Queensbury, 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 Shannon Denisoff's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Shannon Denisoff affiliated with any hospitals?

According to CMS data, Shannon Denisoff is affiliated with Glens Falls Hospital.

When was this NPI record last updated?

The NPPES record for Shannon Denisoff was last updated on October 7, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 32 days 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.