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Provider Profile

Mark Williams, MBBS

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At a glance

About Dr. Williams

Mark Williams, MBBS practices anesthesiology in Rochester, NY. Mark is also listed as specializing in physician assistant — medical and student in an organized health care education program. According to Medicare claims data, Mark cared for 110 Medicare patients across 185 services. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more and visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient'. The provider's National Provider Identifier (NPI) is 1295178242.

Factual summary compiled by Guide.md from public records; not written by this provider.

Education & Training

School Other Graduated: 2007

Credentials & Licensing

NY licenceAs reported to the NPI registry
No. 286923As reported
NPINational Provider Identifier
1295178242Issued 2013

As reported to the NPI registry ↗

Medicare information

Accepts Medicare assignmentYes
Telehealth reported to CMSYes
Medicare opt-outNo
Can order and refer in MedicareYes

Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.

Common questions

What kind of doctor is Mark Williams?

Mark Williams is an anesthesiologist in Rochester, NY. That is the designation recorded for this NPI in the federal registry, where it is listed as “Anesthesiology”.

NPI registry

What is Mark Williams's address?

Mark Williams is listed at University of Rochester Medical Ctr 601 Elmwood Ave, Box 604, Rochester, NY 14642. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How can I make an appointment with Mark Williams?

The number on file is (585) 275-1384. Contact the office directly to confirm availability and scheduling.

NPI registry

What is Mark Williams's NPI number?

Mark Williams's National Provider Identifier is 1295178242. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.

NPI registry

Where did Mark Williams train?

Mark Williams attended Other, graduating in 2007. This comes from the CMS National Downloadable File.

CMS public data

How long has Mark Williams been practicing?

Mark Williams has 19 years experience. Calculated from a graduation year of 2007, reported in the CMS National Downloadable File.

CMS public data

What procedures does Mark Williams perform?

According to Medicare billing data, Mark Williams the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.

Medicare claims

Has Mark Williams confirmed this information?

Not yet. This profile is built from public federal data and has not been confirmed by Mark Williams. If this is you, claiming it is free.

Guide.md

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