Heather Mendyk
NPI 1023354503 · Addiction (Substance Use Disorder) Counselor · Buffalo, NY
Heather Mendyk is a Addiction (Substance Use Disorder) Counselor provider in Buffalo, NY (NPI 1023354503).
Provider details
- NPI number
- 1023354503
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 2031 (NY)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
13 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
Mailing address
Registry dates
- Enumerated
- 2013-01-02
- Last updated
- 2019-04-26
Frequently asked questions
- What is Heather Mendyk's NPI number?
- Heather Mendyk's National Provider Identifier (NPI) is 1023354503, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Heather Mendyk's specialty?
- Heather Mendyk is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Heather Mendyk located?
- Heather Mendyk's practice location on file with NPPES is 3020 Bailey Ave, Buffalo, NY 14215-2814.
- What is Heather Mendyk's phone number?
- The practice phone number listed in the NPPES registry for Heather Mendyk is (716) 831-1800.
- Is Heather Mendyk's NPI active?
- Yes — Heather Mendyk's NPI (1023354503) is active in the NPPES registry as of the last update on 2019-04-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.