What is Michael Clayman's NPI number?

Michael Clayman's National Provider Identifier (NPI) is 1629942859, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Michael Clayman's specialty?

Michael Clayman is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).

Where is Michael Clayman located?

Michael Clayman's practice location on file with NPPES is 6597 Nicholas Blvd Apt 701, Naples, FL 34108-7266.

What is Michael Clayman's phone number?

The practice phone number listed in the NPPES registry for Michael Clayman is (978) 877-1308.

Is Michael Clayman's NPI active?

Yes — Michael Clayman's NPI (1629942859) is active in the NPPES registry as of the last update on 2025-10-01.

IndividualActive

Michael Clayman, MD

NPI 1629942859 · Nephrology Physician · Naples, FL

Michael Clayman, MD is a Nephrology Physician provider in Naples, FL (NPI 1629942859).

Provider details

NPI number: 1629942859
Entity type: Individual
Primary specialty: Nephrology PhysicianAllopathic & Osteopathic Physicians
Credential: MD
Sex: Male
Sole proprietor: Yes
License: 01035867B (IN)

Specialties & taxonomies

Nephrology PhysicianPrimary207RN0300XLicense 01035867B (IN)
Allopathic & Osteopathic Physicians

Profile Score

Established profile(54/100 index)

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

Registry tenure38% of score
Under 1 yr in 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

6597 Nicholas Blvd Apt 701

Naples, FL 34108-7266

Phone: (978) 877-1308

Street-level locationGet directions

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Mailing address