What is Mark Gregg's NPI number?

Mark Gregg's National Provider Identifier (NPI) is 1952379687, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Mark Gregg's specialty?

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

Where is Mark Gregg located?

Mark Gregg's practice location on file with NPPES is 2303 N 44th St, Phoenix, AZ 85008-2442.

What is Mark Gregg's phone number?

The practice phone number listed in the NPPES registry for Mark Gregg is (602) 840-3351.

Is Mark Gregg's NPI active?

Yes — Mark Gregg's NPI (1952379687) is active in the NPPES registry as of the last update on 2008-02-01.

IndividualActive

Mark Gregg, D.C., P.C.

NPI 1952379687 · Chiropractor · Phoenix, AZ

Mark Gregg, D.C., P.C. is a Chiropractor provider in Phoenix, AZ (NPI 1952379687).

Provider details

NPI number: 1952379687
Entity type: Individual
Primary specialty: ChiropractorChiropractic Providers
Credential: D.C., P.C.
Sex: Male
Sole proprietor: No
License: 4455 (AZ)

Specialties & taxonomies

ChiropractorPrimary111N00000XLicense 4455 (AZ)
Chiropractic 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

2303 N 44th St

Suite 15

Phoenix, AZ 85008-2442

Phone: (602) 840-3351

Fax: (602) 840-3351

Street-level locationGet directions

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Mailing address