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BUFFALO OBGYN, LLP
NPI 1992020408
Obstetrics & Gynecology in Amherst, NY

Active since March 29, 2010CLIA 33D2006228 · Microscopy
4575 MAIN ST, AMHERST, NY 14226(716) 633-4575 Get Directions Write a Review

NPPES record last updated: June 17, 2015. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Buffalo Obgyn, Llp NPPES

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

BUFFALO OBGYN, LLP (NPI 1992020408) is a healthcare organization registered as an obstetrics & gynecology in Amherst, New York and active in the NPI registry since March 2010. The organization holds a CLIA Microscopy certificate valid through April 14, 2028 and lists Lisa Gelman-koessler, President, as its authorized official.

NPPES Registry Identity

NPI1992020408
Entity TypeOrganization
Primary Taxonomy207V00000X
Legal Business NameBUFFALO OBGYN, LLP
Location Address4575 MAIN STAmherst, NY 14226-4567
Mailing Address4575 Main StAmherst, NY 14226-4567 · (716) 633-4575
Phone(716) 633-4575
Organization SubpartNo
Authorized OfficialLisa Gelman-koesslerPresident · (716) 633-4575
Enumeration DateMarch 29, 2010
Last NPPES UpdateJune 17, 2015
✔ NPI 1992020408 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
Definition
An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.
4575 MAIN ST, Amherst, NY 14226
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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X MULTIPLE SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Buffalo Obgyn, Llp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

9

Medicare enrollment records show 9 clinicians reassign Medicare billing to Buffalo Obgyn, LLP, which bills Medicare for the services they deliver. Of these, 7 practice at this address. They are listed nearest first.

Clinicians, nearest first (9)

Marsilia Cloud, MD
Obstetrics/Gynecology
NPI 1043257462
4575 MAIN ST STE 1
Amherst, NY 14226
(716) 633-4575
✔ PECOSSame address
Lisa Gelman Koessler, M.D.
Obstetrics/Gynecology
NPI 1518163419
4575 MAIN ST
Amherst, NY 14226
(716) 633-4575
✔ PECOSSame address
Rosann Lana, M.D.
Obstetrics/Gynecology
NPI 1144422296
4575 MAIN ST
Amherst, NY 14226
(716) 633-4575
✔ PECOSSame address
Emmekunla Nylander, MD
Obstetrics/Gynecology
NPI 1952499204
4575 MAIN ST
Amherst, NY 14226
(716) 633-4575
✔ PECOSSame address
Elaine Pazik, N.P
Nurse Practitioner
NPI 1902883358
4575 MAIN ST
Amherst, NY 14226
(716) 633-4575
✔ PECOSSame address
Emily Williams, M.D.
Obstetrics/Gynecology
NPI 1174563191
4575 MAIN ST
Amherst, NY 14226
(716) 633-4575
✔ PECOSSame address
Taylor Plowe, FNP-BC
Nurse Practitioner
NPI 1023884665
4574 MAIN ST
Amherst, NY 14226
(716) 633-4575
✔ PECOSSame address
Diane Stonemetz, NP
Nurse Practitioner
NPI 1003809864
3050 ORCHARD PARK ROAD
West Seneca, NY 14224
(716) 675-5222
✔ PECOS✔ Accepts Medicare11 mi
Felicia Chandler, FNP
Nurse Practitioner
NPI 1992394761
550 COLT AVE
Lewiston, NY 14092
(716) 523-9709
✔ PECOS18 mi

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

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate for Provider-Performed Microscopy Procedures (PPMP) 33D2006228

Buffalo Ob/Gyn LLP · Snyder, NY
Active · expires Apr 14, 2028
CLIA Number33D2006228
Laboratory TypePhysician Office
Certificate Effective DateApril 15, 2026
Certificate Expiration DateApril 14, 2028
Laboratory DirectorDr. Lisa Gelman-Koessler
Laboratory Phone(716) 633-4575
Laboratory LocationBuffalo Ob/Gyn LLP4575 Main Street, Snyder, NY 14226
CLIA data matches this NPI record on: Phone
This certificate is issued to a laboratory in which a physician, midlevel practitioner or dentist performs no tests other than the microscopy procedures. This certificate permits the laboratory to also perform waived tests.

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 Buffalo Obgyn, LLP's NPI number?

The NPI number for Buffalo Obgyn, LLP is 1992020408. It was assigned to this organization in the NPPES registry on March 29, 2010.

Where is Buffalo Obgyn, LLP located?

Buffalo Obgyn, LLP is located at 4575 Main St, Amherst, NY 14226. The listed phone number is (716) 633-4575.

What is Buffalo Obgyn, LLP's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

Is Buffalo Obgyn, LLP enrolled in Medicare?

Yes. Buffalo Obgyn, LLP is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Buffalo Obgyn, LLP?

According to the CMS Revalidation Reassignment List (October 2026 release), 9 clinicians in 2 Medicare specialties reassign their Medicare billing to Buffalo Obgyn, LLP. A 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 the clinician's services. The largest specialties are Obstetrics/Gynecology (5) and Nurse Practitioner (4). Of these, 7 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Does Buffalo Obgyn, LLP hold a CLIA laboratory certificate?

Yes. A Certificate for Provider-Performed Microscopy Procedures (PPMP) (number 33D2006228) is associated with this NPI, valid through April 14, 2028. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Buffalo Obgyn, LLP was last updated on June 17, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.