What is Janet Mark's NPI number?

Janet Mark's National Provider Identifier (NPI) is 1205324555, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Janet Mark's specialty?

Janet Mark is listed in the NPPES registry with a primary specialty of Dentist (Dental Providers).

Where is Janet Mark located?

Janet Mark's practice location on file with NPPES is 66 Somme St, Newark, NJ 07105-3612.

What is Janet Mark's phone number?

The practice phone number listed in the NPPES registry for Janet Mark is (973) 578-8788.

Is Janet Mark's NPI active?

Yes — Janet Mark's NPI (1205324555) is active in the NPPES registry as of the last update on 2020-03-05.

IndividualActive

Janet Mark

NPI 1205324555 · Dentist · Newark, NJ

Janet Mark is a Dentist provider in Newark, NJ (NPI 1205324555).

Provider details

NPI number: 1205324555
Entity type: Individual
Primary specialty: DentistDental Providers
Sex: Female
Sole proprietor: Yes

Specialties & taxonomies

DentistPrimary122300000XLicense 22DI02753300 (NJ)
Dental Providers
Student in an Organized Health Care Education/Training Program390200000X
Student, Health Care

Profile Score

Established profile(71/100 index)

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

Registry tenure38% of score
8 yrs in NPPES registry
Profile completeness38% of score
83% of core fields populated
Practice footprint23% of score
6 documented practice locations

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

66 Somme St

Newark, NJ 07105-3612

Phone: (973) 578-8788

Street-level locationGet directions

More NJ providers

Mailing address

2333 82nd St Fl 3

Brooklyn, NY 11214-2711

Additional practice locations (5)

501 Springfield Ave
Berkeley Heights, NJ 07922-1180
Phone: (908) 464-6789
65 Jefferson Ave
Elizabeth, NJ 07201-2474
Phone: (908) 469-9100
509 Orange St
Newark, NJ 07107-2128
Phone: (973) 481-5000
20 Franklin Tpke Ste 210
Waldwick, NJ 07463-1754
Phone: (201) 857-2842
150 55th St
Brooklyn, NY 11220-2508
Phone: (718) 630-6816

Enumerated: 2018-04-23
Last updated: 2020-03-05
Certified: 2020-03-05

Frequently asked questions

What is Janet Mark's NPI number?: Janet Mark's National Provider Identifier (NPI) is 1205324555, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Janet Mark's specialty?: Janet Mark is listed in the NPPES registry with a primary specialty of Dentist (Dental Providers).
Where is Janet Mark located?: Janet Mark's practice location on file with NPPES is 66 Somme St, Newark, NJ 07105-3612.
What is Janet Mark's phone number?: The practice phone number listed in the NPPES registry for Janet Mark is (973) 578-8788.
Is Janet Mark's NPI active?: Yes — Janet Mark's NPI (1205324555) is active in the NPPES registry as of the last update on 2020-03-05.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.