Hillside Dermatology PC
NPI 1669126546 · Dermatology Physician · Agawam, MA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Hillside Dermatology PC is a Dermatology Physician organization in Agawam, MA (NPI 1669126546).
Provider details
- NPI number
- 1669126546
- Entity type
- Organization
- Primary specialty
- Dermatology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Mark Skalski, President(413) 341-5350
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 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
- 2022-02-09
- Last updated
- 2026-05-05
- Certified
- 2026-05-05
Frequently asked questions
- What is Hillside Dermatology PC's NPI number?
- Hillside Dermatology PC's National Provider Identifier (NPI) is 1669126546, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Hillside Dermatology PC?
- Hillside Dermatology PC is classified in the NPPES registry as Dermatology Physician (Allopathic & Osteopathic Physicians).
- Where is Hillside Dermatology PC located?
- Hillside Dermatology PC's practice location on file with NPPES is 200 Silver Street Suite 106, Agawam, MA 01001-3065.
- What is Hillside Dermatology PC's phone number?
- The practice phone number listed in the NPPES registry for Hillside Dermatology PC is (413) 341-5350.
- Does Hillside Dermatology PC accept Medicare?
- Hillside Dermatology PC is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Hillside Dermatology PC?
- The authorized official listed on Hillside Dermatology PC's NPPES record is Mark Skalski, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Hillside Dermatology PC's NPI active?
- Yes — Hillside Dermatology PC's NPI (1669126546) is active in the NPPES registry as of the last update on 2026-05-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.