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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

MRS. CATHERINE C STACK CNM
NPI 1871551200
Advanced Practice Midwife in Williamsville, NY

Active since May 03, 2006PECOS Enrolled
1540 MAPLE RD, WILLIAMSVILLE, NY 14221(716) 568-6570(716) 568-3012 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Mrs. Catherine C Stack Cnm NPPES

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

MRS. CATHERINE C STACK CNM (NPI 1871551200) is an individual advanced practice midwife in Williamsville, New York, licensed in New York (F000820) and active in the NPI registry since May 2006. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1871551200
Entity TypeIndividualFemale
Primary Taxonomy367A00000X
Provider Legal NameMRS. CATHERINE C STACKCredential: CNM
Location Address1540 MAPLE RDWilliamsville, NY 14221-3647
Mailing Address3970 River RdYoungstown, NY 14174-9738 · (716) 745-7357
Phone(716) 568-6570
Fax(716) 568-3012
Sole ProprietorNo
Enumeration DateMay 3, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1871551200 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAdvanced Practice MidwifePhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code367A00000X
License✔ Licensed in NY · F000820
Definition
Advanced practice midwifery encompasses the independent provision of care during pregnancy, childbirth, and the postpartum period; sexual and reproductive health; gynecologic health; and family planning services, including preconception care. Midwives also provide primary care for individuals from adolescence throughout the lifespan as well as care for the healthy newborn during the first 28 days of life. Midwives provide initial and ongoing comprehensive assessment, diagnosis, and treatment. Midwifery care includes health promotion, disease prevention, risk assessment and management, and individualized wellness education and counseling. Source: American College of Nurse-Midwives, www.midwife.org Additional Resources: See the American College of Nurse-Midwives, www.midwife.org, for more information on Certified Nurse-Midwives, Certified Midwives, the American Midwifery Certification Board (AMCB), and licensure.
1540 MAPLE RD, Williamsville, NY 14221
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mrs. Catherine C Stack Cnm 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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 14221 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
$68.57 typical visit price
range $17.54 – $136.14
Typical copayment $17.14 (range $4.38 – $34.03)
Most-billed visit code 99213
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.

DR. ANDERSON KA HO LAI MD
Internal Medicine
1540 MAPLE RD
WILLIAMSVILLE, NY 14221
Erie County (716) 568-3514
COLLEEN KLOS
Internal Medicine
1540 MAPLE RD
WILLIAMSVILLE, NY 14221
Erie County (716) 568-3514
BUFFALO HOSPITALIST SERVICES, P.C.
Internal Medicine
1540 MAPLE RD
WILLIAMSVILLE, NY 14221
Erie County (716) 481-7384
SASHANK KAUSHIK MD
Hospitalist
1540 MAPLE RD, COGENT-HMG, MILLARD FILLMORE SUBURBAN HOSPITAL
WILLIAMSVILLE, NY 14221
Erie County (716) 568-3514
SIMRANJIT GILL D.O.
Emergency Medicine
1540 MAPLE RD
WILLIAMSVILLE, NY 14221
Erie County (716) 568-3600
DR. JUAN JORGE BLANCO SA-C
Specialist/Technologist, Other (Surgical Assistant)
1540 MAPLE RD
WILLIAMSVILLE, NY 14221
Erie County (716) 480-2996
FREDERICK C MORIN III MD
Pediatrics (Neonatal-Perinatal Medicine)
1540 MAPLE RD
WILLIAMSVILLE, NY 14221
Erie County (716) 878-7662
KALEIDA HEALTH
General Acute Care Hospital
1540 MAPLE RD
WILLIAMSVILLE, NY 14221
Erie County (716) 568-3600

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 Catherine Stack's NPI number?

The NPI number for Catherine Stack is 1871551200. It was assigned to this individual provider in the NPPES registry on May 3, 2006.

Where is Catherine Stack located?

Catherine Stack practices at 1540 Maple Rd, Williamsville, NY 14221. The listed phone number is (716) 568-6570.

What is Catherine Stack's specialty?

The primary specialty registered for this NPI is Advanced Practice Midwife with taxonomy code 367A00000X.

Is Catherine Stack enrolled in Medicare?

Yes. Catherine Stack is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Catherine Stack was last updated on July 13, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.