What is Mark Alexander's NPI number?

Mark Alexander's National Provider Identifier (NPI) is 1518023514, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Mark Alexander's specialty?

Mark Alexander is listed in the NPPES registry with a primary specialty of Chiropractor (Chiropractic Providers).

Where is Mark Alexander located?

Mark Alexander's practice location on file with NPPES is 19392 Montgomery Village Ave, Gaithersburg, MD 20886-3000.

What is Mark Alexander's phone number?

The practice phone number listed in the NPPES registry for Mark Alexander is (301) 926-5200.

Is Mark Alexander's NPI active?

Yes — Mark Alexander's NPI (1518023514) is active in the NPPES registry as of the last update on 2007-07-08.

IndividualActive

Mark Alexander, D.C.

NPI 1518023514 · Chiropractor · Gaithersburg, MD

Mark Alexander, D.C. is a Chiropractor provider in Gaithersburg, MD (NPI 1518023514).

Provider details

NPI number: 1518023514
Entity type: Individual
Primary specialty: ChiropractorChiropractic Providers
Credential: D.C.
Sex: Male
Sole proprietor: No
License: SO3449 (MD)

Specialties & taxonomies

ChiropractorPrimary111N00000XLicense SO3449 (MD)
Chiropractic Providers

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

19392 Montgomery Village Ave

Gaithersburg, MD 20886-3000

Phone: (301) 926-5200

Street-level locationGet directions

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Mailing address