1. Home
  2. Directory
  3. New York
  4. Buffalo
  5. Internal Medicine
  6. NPI Profile

DR. JENNIFER GEORGE WALSH M.D.
NPI 1871584516
Internal Medicine in Buffalo, NY

Active since November 02, 2005PECOS Enrolled
ELM AND CARLTON ST, BUFFALO, NY 14263(716) 845-2300 Get Directions Write a Review

NPPES record last updated: May 6, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Dr. Jennifer George Walsh M.d. NPPES

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

DR. JENNIFER GEORGE WALSH M.D. (NPI 1871584516) is an individual internal medicine provider in Buffalo, New York, licensed in New York (217709) and active in the NPI registry since November 2005. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1871584516
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameDR. JENNIFER GEORGE WALSHCredential: M.D.
Location AddressELM AND CARLTON STBuffalo, NY 14263-0001
Mailing AddressElm And Carlton StBuffalo, NY 14263-0001 · (716) 845-2300
Phone(716) 845-2300
Sole ProprietorNo
Enumeration DateNovember 2, 2005
Last NPPES UpdateMay 6, 2026
NPPES CertifiedMay 6, 2026
✔ NPI 1871584516 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in NY · 217709
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
ELM AND CARLTON ST, Buffalo, NY 14263
Open in Google Maps ↗

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Jennifer George Walsh M.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 Jennifer Walsh reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Roswell Park Cancer Institute
Same address
Multi-Specialty
ELM AND CARLTON ST
Buffalo, NY 14263
  • Reassigned Medicare billing, New York enrollment
  • 602 clinicians in this Medicare group
NPI 1720036593 (716) 845-2300

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 14263 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
$126.40 typical visit price
range $54.87 – $166.88
Typical copayment $31.60 (range $13.71 – $41.72)
Most-billed visit code 99204
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.

MICHELLE DOYLE MCCARTHY PA
Physician Assistant
ELM AND CARLTON ST
BUFFALO, NY 14263
Erie County (716) 845-2300
DR. OMAR Y MIRZA DMD
Dentist
ELM AND CARLTON ST
BUFFALO, NY 14263
Erie County (716) 845-1067
EMILY KIRCHNER
Family Medicine
ELM AND CARLTON ST
BUFFALO, NY 14263
Erie County (717) 845-2300
STEPHANIE ERIN MYSZKA F.N.P.- BC
Nurse Practitioner (Family)
ELM AND CARLTON ST
BUFFALO, NY 14263
Erie County (716) 845-2300
ALEXANDRA VAZQUEZ AGACNP
Nurse Practitioner (Acute Care)
ELM AND CARLTON ST
BUFFALO, NY 14263
Erie County (716) 845-2300
DR. DENISE MARIE JOHNSON PHARMD
Pharmacist
ELM AND CARLTON ST
BUFFALO, NY 14263
Erie County (716) 845-8584
DR. CALEB NATHANIEL SEAVEY MD PHD
Surgery (Surgical Oncology)
ELM AND CARLTON ST
BUFFALO, NY 14263
Erie County (716) 845-2300
MICHAEL S WINNICKI MD
Internal Medicine
ELM AND CARLTON ST
BUFFALO, NY 14263
Erie County (716) 845-2300

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 Jennifer Walsh's NPI number?

The NPI number for Jennifer Walsh is 1871584516. It was assigned to this individual provider in the NPPES registry on November 2, 2005.

Where is Jennifer Walsh located?

Jennifer Walsh practices at Elm And Carlton St, Buffalo, NY 14263. The listed phone number is (716) 845-2300.

What is Jennifer Walsh's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Jennifer Walsh enrolled in Medicare?

Yes. Jennifer Walsh is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Jennifer Walsh's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Jennifer Walsh reassigns Medicare benefits to Roswell Park Cancer Institute (Buffalo, 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 Jennifer Walsh'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 Jennifer Walsh was last updated on May 6, 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.