IndividualActive
John Varthis, MHC
NPI 1861811838 · Mental Health Counselor · New York, NY
John Varthis, MHC is a Mental Health Counselor provider in New York, NY (NPI 1861811838).
Provider details
- NPI number
- 1861811838
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- MHC
- Sex
- Male
- Sole proprietor
- Yes
- License
- P77469 (NY)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(76/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
12 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
345 7th Ave
Suite 1601, Office L
New York, NY 10001-5006
Phone: (516) 547-3389
Street-level locationGet directions
Mailing address
10 Woodbury Ct
Hicksville, NY 11801-3159
Registry dates
- Enumerated
- 2014-04-07
- Last updated
- 2014-04-07
Frequently asked questions
- What is John Varthis's NPI number?
- John Varthis's National Provider Identifier (NPI) is 1861811838, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Varthis's specialty?
- John Varthis is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is John Varthis located?
- John Varthis's practice location on file with NPPES is 345 7th Ave, New York, NY 10001-5006.
- What is John Varthis's phone number?
- The practice phone number listed in the NPPES registry for John Varthis is (516) 547-3389.
- Is John Varthis's NPI active?
- Yes — John Varthis's NPI (1861811838) is active in the NPPES registry as of the last update on 2014-04-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.