Dr. Peter D. Williams, DO
- Medicare services, 2024
- 313
- Medicare patients, 2024
- 292
- Industry payments
- $130
- Affiliated sites
- 1
- Medical groups
- 2
- Practice address
- 3095 Harlem Road, Cheektowaga, NY 14225
- Practice phone
- Call (716) 896-3815
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Buffalo Ambulatory Surgery Center
Surgery Center - Medicare-Certified · Cheektowaga, New York
Find Dr. Williams' professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Peter D. Williams is an anesthesiologist in Buffalo, New York
Dr. Williams practices at Buffalo Ambulatory Surgery Center in Cheektowaga, New York.
Dr. Williams' NPI, 1295780831, was assigned on May 23, 2006. Dr. Williams graduated from NYIT College Of Osteopathic Medicine in 2002. Dr. Williams holds New York license 238809.
- NPI
- 1295780831NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9234141177
- NPI enumeration date
- May 23, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (716) 896-3815
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 50
- Medical school graduation
- 2002
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Peter D. Williams practices at Buffalo Ambulatory Surgery Center in Cheektowaga, New York
Dr. Williams' primary practice is Buffalo Ambulatory Surgery Center, at 3095 Harlem Road, Cheektowaga, NY 14225. The practice phone is (716) 896-3815.
- Buffalo Ambulatory Surgery Center3095 Harlem Road, Cheektowaga, NY 14225Phone(716) 896-3815
Source: Dmand AI Affiliation Data
Dr. Peter D. Williams is affiliated with 1 site of care and 2 medical groups
Dr. Williams' primary practice is Buffalo Ambulatory Surgery Center in Cheektowaga, New York. The medical group on file is Great Lakes Anesthesiology. Dmand AI also links Dr. Williams to 1 more medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Peter D. Williams' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Williams practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Buffalo Ambulatory Surgery Center | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Peter D. Williams is one of 3,858 anesthesiologists in New York
Anesthesiology is Dr. Williams' primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. Williams is licensed in New York.
Specialties and state licenses
- Anesthesiology, New YorkPrimary
Anesthesiologists near Dr. Williams
Counts of anesthesiologists 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
Dr. Peter D. Williams billed Medicare for 313 services in 2024
CMS data shows 313 Medicare services from Dr. Williams across 3 procedure codes in 2024, for 292 Medicare patients. Medicare paid $16,252 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Williams' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Anesthesia
- 2023: 3362024: 3137%
Dr. Williams compared with the New York median for anesthesiologists, 2024
- Dr. Williams
- New York median
- Medicare services
- 313vs 764.1 times
- Medicare patients
- 292vs 1322.2 times
Medians across 3,723 anesthesiologists in New York with Dmand AI profiles that report each measure.
Dr. Williams' most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Williams?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Williams and other anesthesiologists in New York.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Peter D. Williams treated 292 Medicare patients in 2024, average age 72
CMS counts 292 Medicare patients who saw Dr. Williams in 2024. The largest group is 65 to 74, with 135 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 22% are also on Medicaid. Their average risk score is 1.24, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Williams' median patient age at 73, with 55% women.
Dr. Williams' Medicare patients by age, 2024
Dr. Williams' Medicare patients by sex, 2024
- Women16055%
- Men13245%
Chronic conditions among Dr. Williams' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis50%
- Chronic kidney disease30%
- Diabetes30%
- Mood disorders28%
- Anxiety26%
- Ischemic heart disease24%
Share of Medicare patients with each condition. A patient can have several.
Dr. Williams' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women55%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Dr. Peter D. Williams takes part in Medicare
Dr. Williams accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Peter D. Williams received $130 in industry payments from 2016 to 2018
CMS Open Payments shows 4 general payments to Dr. Williams from 2 drug and device companies from 2016 to 2018. Food and beverage make up the largest share, 100% of the total. Mallinckrodt LLC paid the most, $116.
General payments to Dr. Williams by program year, 2016 to 2018
Companies that paid Dr. Williams the most, 2016 to 2018
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Peter D. Williams graduated from NYIT College Of Osteopathic Medicine
Dr. Williams graduated from NYIT College Of Osteopathic Medicine in 2002.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Peter D. Williams's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Peter D. Williams
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What is Dr. Peter D. Williams' NPI number?
Dr. Peter D. Williams' NPI number is 1295780831. It was assigned on May 23, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Peter D. Williams?
Dr. Peter D. Williams is an anesthesiologist in Buffalo, New York. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. Peter D. Williams practice?
Dr. Williams practices at 3095 Harlem Road, Cheektowaga, NY 14225. Dr. Williams' primary practice is Buffalo Ambulatory Surgery Center in Cheektowaga, New York. Dmand AI also links Dr. Williams to 1 medical group.
What is Dr. Peter D. Williams' office phone number?
The practice phone on file for Dr. Williams is (716) 896-3815.
What is Dr. Peter D. Williams' medical license number?
Dr. Williams holds New York license 238809.
What medical group is Dr. Peter D. Williams part of?
Dr. Williams is linked to Great Lakes Anesthesiology. Dmand AI links Dr. Williams to 1 more medical group.
Does Dr. Peter D. Williams accept Medicare?
Yes. CMS data shows Dr. Williams billed Medicare for 313 services in 2024, and Dr. Williams accepts Medicare assignment.
How many Medicare patients does Dr. Peter D. Williams see?
CMS counts 292 Medicare patients who saw Dr. Williams in 2024, with an average age of 72.
What services does Dr. Peter D. Williams bill to Medicare?
In 2024, Dr. Williams' most billed Medicare services were anesthesia (00142), anesthesia (00145) and anesthesia (00140).
Where did Dr. Peter D. Williams go to medical school?
Dr. Williams graduated from NYIT College Of Osteopathic Medicine in 2002.
Has Dr. Peter D. Williams received payments from drug or device companies?
CMS Open Payments shows $130 in general payments to Dr. Williams from 2 companies from 2016 to 2018. The largest total came from Mallinckrodt LLC.
How long has Dr. Peter D. Williams been practicing?
Dr. Williams graduated from medical school in 2002, 24 years ago.
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