What is Gary Mayeux's NPI number?

Gary Mayeux's National Provider Identifier (NPI) is 1518077684, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Gary Mayeux's specialty?

Gary Mayeux is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).

Where is Gary Mayeux located?

Gary Mayeux's practice location on file with NPPES is 1000 N Oak Ave, Marshfield, WI 54449-5777.

What is Gary Mayeux's phone number?

The practice phone number listed in the NPPES registry for Gary Mayeux is (715) 221-7822.

Is Gary Mayeux's NPI active?

Yes — Gary Mayeux's NPI (1518077684) is active in the NPPES registry as of the last update on 2007-07-08.

IndividualActive

Gary Mayeux, MD

NPI 1518077684 · Gastroenterology Physician · Marshfield, WI

Gary Mayeux, MD is a Gastroenterology Physician provider in Marshfield, WI (NPI 1518077684).

Provider details

NPI number: 1518077684
Entity type: Individual
Primary specialty: Gastroenterology PhysicianAllopathic & Osteopathic Physicians
Credential: MD
Sex: Male
Sole proprietor: No
License: 31013 (WI)

Specialties & taxonomies

Gastroenterology PhysicianPrimary207RG0100XLicense 31013 (WI)
Allopathic & Osteopathic Physicians

Profile Score

Detailed profile(90/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
19 yrs in NPPES registry
Profile completeness38% of score
100% of core fields populated
Practice footprint23% of score
1 documented practice location

Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

Practice location

1000 N Oak Ave

Marshfield, WI 54449-5777

Phone: (715) 221-7822

Street-level locationGet directions

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Mailing address