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Physician Profile

Robert S. Wallis, M.D.

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At a glance

About Dr. Wallis

Based in Old Lyme, CT, Robert S. Wallis, M.D. is listed in the NPI registry under infectious disease. NPI 1154555738 identifies this record in the national registry.

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

Specialty

Infectious Disease (Primary)

Credentials & Licensing

CT licenceAs reported to the NPI registry
No. 49370As reported
DC licenceAs reported to the NPI registry
No. MD037184As reported
NJ licenceAs reported to the NPI registry
No. 25MA07059900As reported
NPINational Provider Identifier
1154555738Issued 2009

As reported to the NPI registry ↗

Medicare information

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 Robert S. Wallis?

Robert S. Wallis is an infectious disease specialist in Old Lyme, CT. That is the designation recorded for this NPI in the federal registry, where it is listed as “Infectious Disease”.

NPI registry

What is Robert S. Wallis's address?

Robert S. Wallis is listed at 55 Saunders Hollow Rd, Old Lyme, CT 06371. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How can I make an appointment with Robert S. Wallis?

The number on file is (860) 598-9160. Contact the office directly to confirm availability and scheduling.

NPI registry

What is Robert S. Wallis's NPI number?

Robert S. Wallis's National Provider Identifier is 1154555738. 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

How long has Robert S. Wallis been practicing?

Robert S. Wallis has 17+ years experience. Registered with an NPI since 2009. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.

NPI registry

Has Robert S. Wallis confirmed this information?

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

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