What is Mark Merriman's NPI number?

Mark Merriman's National Provider Identifier (NPI) is 1770320764, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Mark Merriman's specialty?

Mark Merriman is listed in the NPPES registry with a primary specialty of In Home Supportive Care Agency (Agencies).

Where is Mark Merriman located?

Mark Merriman's practice location on file with NPPES is 123 N Union Ave Ste 305, Cranford, NJ 07016-5100.

What is Mark Merriman's phone number?

The practice phone number listed in the NPPES registry for Mark Merriman is (973) 452-0010.

Is Mark Merriman's NPI active?

Yes — Mark Merriman's NPI (1770320764) is active in the NPPES registry as of the last update on 2026-03-25.

IndividualActive

Mark Merriman

NPI 1770320764 · In Home Supportive Care Agency · Cranford, NJ

Mark Merriman is a In Home Supportive Care Agency provider in Cranford, NJ (NPI 1770320764).

Provider details

NPI number: 1770320764
Entity type: Individual
Primary specialty: In Home Supportive Care AgencyAgencies
Sex: Male
Sole proprietor: Yes
License: HP0290800 (NJ)

Specialties & taxonomies

In Home Supportive Care AgencyPrimary253Z00000XLicense HP0290800 (NJ)
Agencies

Profile Score

Established profile(56/100 index)

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

Registry tenure38% of score
1 yr 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

123 N Union Ave Ste 305

Cranford, NJ 07016-5100

Phone: (973) 452-0010

Fax: (973) 510-2027

Street-level locationGet directions

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Mailing address