What is John Knowlton's NPI number?

John Knowlton's National Provider Identifier (NPI) is 1730167727, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is John Knowlton's specialty?

John Knowlton is listed in the NPPES registry with a primary specialty of General Practice Dentistry (Dental Providers).

Where is John Knowlton located?

John Knowlton's practice location on file with NPPES is 22335 Exploration Dr, Lexington Park, MD 20653-2014.

What is John Knowlton's phone number?

The practice phone number listed in the NPPES registry for John Knowlton is (301) 862-2118.

Is John Knowlton's NPI active?

Yes — John Knowlton's NPI (1730167727) is active in the NPPES registry as of the last update on 2007-07-08.

IndividualActive

John Knowlton, D.D.S.

NPI 1730167727 · General Practice Dentistry · Lexington Park, MD

John Knowlton, D.D.S. is a General Practice Dentistry provider in Lexington Park, MD (NPI 1730167727).

Provider details

NPI number: 1730167727
Entity type: Individual
Primary specialty: General Practice DentistryDental Providers
Credential: D.D.S.
Sex: Male
License: MD5120 (MD)

Specialties & taxonomies

General Practice DentistryPrimary1223G0001XLicense MD5120 (MD)
Dental Providers

Profile Score

Detailed profile(91/100 index)

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

Registry tenure38% of score
20 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

22335 Exploration Dr

Suite 1010

Lexington Park, MD 20653-2014

Phone: (301) 862-2118

Fax: (301) 862-2351

Street-level locationGet directions

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Mailing address