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

WILLIAM S NICHOLSON P.A.
NPI 1104872258
Physician Assistant in Cooperstown, NY

Active since May 26, 2006PECOS Enrolled
86.64/100
CMS Quality Rating
1 ATWELL RD, COOPERSTOWN, NY 13326(607) 547-3909(607) 547-6325 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

About William S Nicholson P.a. NPPES

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

WILLIAM S NICHOLSON P.A. (NPI 1104872258) is an individual physician assistant in Cooperstown, New York, licensed in New York (006910) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS, is affiliated with Bassett Healthcare, and is a graduate of Other (1991).

NPPES Registry Identity

NPI1104872258
Entity TypeIndividualMale
Primary Taxonomy363A00000X
Provider Legal NameWILLIAM S NICHOLSONCredential: P.A.
Location Address1 ATWELL RDCooperstown, NY 13326-1301
Mailing AddressPo Box 725Cooperstown, NY 13326-0725 · (607) 547-3909 · Fax (607) 547-6325
Fax(607) 547-6325
Sole ProprietorNo
Medical School CMSOtherGraduated 1991
Enumeration DateMay 26, 2006
Last NPPES UpdateJuly 13, 2026
NPI 1104872258 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License Licensed in NY · 006910
Definition

A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.

1 ATWELL RD, Cooperstown, NY 13326

Other Identifiers 1

Medicaid02147139NY

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

William S Nicholson P.a. 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 ID6204880917
PECOS Enrollment IDI20050305000073
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 6

Services this provider delivered to Medicare fee-for-service patients, from the 2024 & 2026 CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Aspiration and/or injection of fluid from large joint 20610
This procedure involves using a needle to remove (aspiration) or introduce (injection) fluid into a large joint like the knee or hip. It can help diagnose conditions, relieve discomfort, or deliver medication directly to the joint.
114 services62 patients
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.
78 services64 patients
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.
51 services40 patients
Aspiration and/or injection of fluid from large joint 20610
This procedure involves using a needle to remove (aspiration) or introduce (injection) fluid into a large joint like the knee or hip. It can help diagnose conditions, relieve discomfort, or deliver medication directly to the joint.
46 services27 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.
29 services27 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.
17 services14 patients

Hospital Affiliations CMS Care Compare

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

Bassett Healthcare

Acute Care Hospitals · Cooperstown, NY
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330136
LocationOne Atwell RoadCooperstown, NY 13326 · Otsego County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 13326 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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

86.64/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Quality80.13
Promoting Interoperability74
Improvement Activities40

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.

Physician Assistant
1 ATWELL RD
COOPERSTOWN, NY 13326
Nurse Practitioner (Psychiatric/Mental Health)
1 ATWELL RD, DEPARTMENT OF PSYCHIATRY
COOPERSTOWN, NY 13326
Pediatrics
1 ATWELL RD
COOPERSTOWN, NY 13326
Anesthesiology
1 ATWELL RD, BASSETT HEALTHCARE, ANESTHESIOLOGY DEPARTMENT
COOPERSTOWN, NY 13326
Urology
1 ATWELL RD
COOPERSTOWN, NY 13326
Anesthesiology
1 ATWELL RD
COOPERSTOWN, NY 13326
Optometrist
1 ATWELL RD
COOPERSTOWN, NY 13326
Internal Medicine
1 ATWELL RD
COOPERSTOWN, NY 13326

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1104872258, enumerated as an "individual" on May 26, 2006.

The provider is located at 1 ATWELL RD COOPERSTOWN, NY 13326 and the phone number is (607) 547-3909.

Physician Assistant with taxonomy code 363A00000X.

The provider might be accepting Accepts: Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.

William Nicholson is affiliated with: BASSETT HEALTHCARE.