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MS. MARGARET ANN LIBBY M.D.
NPI 1235112822
Family Medicine in Lockport, NY

Active since November 28, 2005PECOS EnrolledAccepts Medicare Assignment
5854A SNYDER DR, LOCKPORT, NY 14094(716) 438-7235(716) 795-3013 Get Directions Write a Review

NPPES record last updated: September 24, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Aug 29, 2022, Jan 18, 2022 (2 updates tracked since 2022).

About Ms. Margaret Ann Libby M.d. NPPES

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

MS. MARGARET ANN LIBBY M.D. (NPI 1235112822) is an individual family medicine provider in Lockport, New York, licensed in New York (17373501) and active in the NPI registry since November 2005. She is enrolled in Medicare PECOS, is affiliated with Mount St. Mary's Hospital & Health Center, and is a graduate of State University Of New York At Buffalo School Of Medicine (1985).

NPPES Registry Identity

NPI1235112822
Entity TypeIndividualFemale
Primary Taxonomy207Q00000X
Provider Legal NameMS. MARGARET ANN LIBBYCredential: M.D.
Location Address5854A SNYDER DRLockport, NY 14094-9497
Mailing Address5854a Snyder DrLockport, NY 14094-9497 · (716) 438-7235 · Fax (716) 795-3013
Phone(716) 438-7235
Fax(716) 795-3013
Sole ProprietorYes
Medical School CMSState University Of New York At Buffalo School Of MedicineGraduated 1985
Enumeration DateNovember 28, 2005
Last NPPES UpdateSeptember 24, 20252 updates tracked since enumeration
NPPES CertifiedSeptember 24, 2025
✔ NPI 1235112822 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in NY · 17373501
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
5854A SNYDER DR, Lockport, NY 14094
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Other Identifiers 7

MedicaidML01086539NY
Other00174000000NY · Health Care Plan
Other0102554NY · Independent Health
Other040426003525NY · Fidelis
Other0031096NY · Ghi
Other00020500201NY · Univera
Other000510537001NY · Blue Cross Blue Shield

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Ms. Margaret Ann Libby 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 ID1658458948
PECOS Enrollment IDI20080410000753
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.

Areas of Expertise CMS Part B claims 3

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
146 services54 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
45 services34 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
40 services40 patients

Hospital Affiliations CMS Care Compare

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

Mount St. Mary's Hospital & Health Center

Acute Care Hospitals · Lewiston, NY
3/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number330188
Location5300 Military RoadLewiston, NY 14092 · Niagara County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 14094 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.

Referred Medical Equipment & Supplies CMS DME claims

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
4 suppliers14 claims29 services$4.77 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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 Margaret Libby's NPI number?

The NPI number for Margaret Libby is 1235112822. It was assigned to this individual provider in the NPPES registry on November 28, 2005.

Where is Margaret Libby located?

Margaret Libby practices at 5854A Snyder Dr, Lockport, NY 14094. The listed phone number is (716) 438-7235.

What is Margaret Libby's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Margaret Libby enrolled in Medicare?

Yes. Margaret Libby 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.

Is Margaret Libby affiliated with any hospitals?

According to CMS data, Margaret Libby is affiliated with Mount St. Mary's Hospital & Health Center.

When was this NPI record last updated?

The NPPES record for Margaret Libby was last updated on September 24, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.