Physician Profile

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About Dr. Letterman

Listed in the NPI registry as an acupuncturist, Mark B Letterman, DC, OMD practices in Rehoboth Beach, DE. Mark is also listed as specializing in chiropractor.

Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.

Areas of Expertise

Acupuncturist (Primary)
Chiropractor (Additional)

Licensing & Certification

DE licenseCT-0010019
NPI1285525543
NPI issued07/14/2025

Source: NPPES NPI Registry

Common questions

What does Dr. Letterman specialize in?

Dr. Letterman is an acupuncturist in Rehoboth Beach, DE. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “Acupuncturist”.

NPI registry

Where is Dr. Letterman located?

Dr. Letterman is listed at 70 REHOBOTH AVE, Rehoboth Beach, DE 19971. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

What is Dr. Letterman's phone number?

The number on file is (302) 612-1077. Guide.md cannot book appointments or pass on messages — please call the office directly.

NPI registry

What is the NPI for Dr. Letterman?

Dr. Letterman's National Provider Identifier is 1285525543. 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 much experience does Dr. Letterman have?

Dr. Letterman has 1+ years experience. Registered with an NPI since 2025. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.

NPI registry

Is Dr. Letterman's profile verified?

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

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Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.