William S. Nicholson, PA

  • Cooperstown, NY
  • Physician assistant
NPI1104872258PAC ID6204880917
Medicare patients, 2024
214
Part D claims, 2024
100
MIPS score, 2024
93
Hospital affiliations
1
Medical group
1
Practice address
1 Atwell Rd, Cooperstown, NY 13326
Practice phone
Call (607) 547-3931
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Bassett Medical Center

Cooperstown, New York

See all 3 affiliations

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William S. Nicholson is a physician assistant in Cooperstown, New York

William Nicholson practices at Bassett Medical Center in Cooperstown, New York.

William Nicholson's NPI, 1104872258, was assigned on May 26, 2006. William Nicholson holds New York license 006910.

NPI and contact details
Medicare PAC ID
6204880917
NPI enumeration date
May 26, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(607) 547-3931
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
61
Medical school graduation
1991

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)

William S. Nicholson practices at Bassett Medical Center in Cooperstown, New York

William Nicholson's primary practice is Bassett Medical Center, at 1 Atwell Rd, Cooperstown, NY 13326 in Otsego County. The practice phone is (607) 547-3931.

  • Bassett Medical Center
    1 Atwell Rd, Cooperstown, NY 13326 · Otsego CountyPhone(607) 547-3931

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

William S. Nicholson is affiliated with 2 sites of care and 1 medical group

William Nicholson's primary practice is Bassett Medical Center in Cooperstown, New York. William Nicholson is also affiliated with Bassett Medical Center. The medical group on file is Bassett Medical Center.

See all 3 affiliations for William Nicholson

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at William S. Nicholson's practice

Dmand AI tracks the electronic health record (EHR) system at each site where William Nicholson practices. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Bassett Medical CenterAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

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William S. Nicholson is one of 11,456 physician assistants in New York

Physician assistant is William Nicholson's primary specialty in the NPI Registry, under taxonomy code 363A00000X. William Nicholson is licensed in New York.

Specialties and state licenses

  • Physician assistant, New YorkPrimaryLicense 006910 · taxonomy 363A00000X

Physician assistants near William Nicholson

Counts of physician assistants with a Dmand AI profile, by place and practice. Each opens the list.

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

William S. Nicholson treated 214 Medicare patients in 2024, average age 76

CMS counts 214 Medicare patients who saw William Nicholson in 2024. The largest group is 65 to 74, with 71 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 26% are also on Medicaid. Their average risk score is 1.15, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts William Nicholson's median patient age at 66, with 58% women.

Medicare patients, 2024214
Average age76
Average risk score1.15
Also on Medicaid26%

William Nicholson's Medicare patients by age, 2024

William Nicholson's Medicare patients by sex, 2024

  • Women13864%
  • Men7636%

Chronic conditions among William Nicholson's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis71%
  4. Diabetes29%
  5. Mood disorders29%
  6. Ischemic heart disease27%
  7. Anxiety26%
  8. Depression25%

Share of Medicare patients with each condition. A patient can have several.

William Nicholson's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 66

Patient panel by sex, all payers

  • Women58%
  • Men42%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

William S. Nicholson wrote 100 Medicare Part D claims in 2024

In 2024, William Nicholson wrote 100 Medicare Part D claims for 60 patients. 90% of them were for generic drugs.

Part D claims, 2024100
Part D patients60

William Nicholson's Part D claims by kind of drug, 2024

  • Generic90 claims90%
  • Brand-name and other10 claims10%

Drug classes CMS tracks in William Nicholson's Part D claims, 2024

  • Opioids40%40 of 100 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data

William S. Nicholson scored 93 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 93 out of 100 for William Nicholson for performance year 2024, reported through an alternative payment model (APM). William Nicholson accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

William Nicholson's MIPS scores, performance year 2024

  • 93of 100Final score
  • 78of 100Quality
  • 98of 100Promoting Interoperability
  • 40of 100Improvement Activities

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026

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Sources for William S. Nicholson's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about William S. Nicholson

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is William S. Nicholson's NPI number?

William S. Nicholson's NPI number is 1104872258. It was assigned on May 26, 2006, and it is active in the NPI Registry.

What does William S. Nicholson specialize in?

William S. Nicholson is a physician assistant in Cooperstown, New York. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).

Where does William S. Nicholson practice?

William Nicholson practices at 1 Atwell Rd, Cooperstown, NY 13326. William Nicholson's primary practice is Bassett Medical Center in Cooperstown, New York.

What is William S. Nicholson's office phone number?

The practice phone on file for William Nicholson is (607) 547-3931.

What is William S. Nicholson's medical license number?

William Nicholson holds New York license 006910.

Which hospitals is William S. Nicholson affiliated with?

William Nicholson is affiliated with Bassett Medical Center.

What medical group is William S. Nicholson part of?

William Nicholson is linked to Bassett Medical Center.

Does William S. Nicholson accept Medicare?

Yes. CMS lists William Nicholson as accepting Medicare assignment.

What is William S. Nicholson's MIPS score?

William Nicholson's MIPS final score for performance year 2024 is 93 out of 100, reported through an alternative payment model (APM).

How many Medicare patients does William S. Nicholson see?

CMS counts 214 Medicare patients who saw William Nicholson in 2024, with an average age of 76.

How long has William S. Nicholson been practicing?

William Nicholson graduated from medical school in 1991, 35 years ago.

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