Ryan Chen
NPI 1386586220 · Dermatology Physician · Cambridge, MA
Ryan Chen is a Dermatology Physician provider in Cambridge, MA (NPI 1386586220).
Provider details
- NPI number
- 1386586220
- Entity type
- Individual
- Primary specialty
- Dermatology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
- License
- 3020509 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in 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
- 2026-04-08
- Last updated
- 2026-04-08
- Certified
- 2026-04-08
Frequently asked questions
- What is Ryan Chen's NPI number?
- Ryan Chen's National Provider Identifier (NPI) is 1386586220, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ryan Chen's specialty?
- Ryan Chen is listed in the NPPES registry with a primary specialty of Dermatology Physician (Allopathic & Osteopathic Physicians).
- Where is Ryan Chen located?
- Ryan Chen's practice location on file with NPPES is 330 Mount Auburn St, Cambridge, MA 02138-5597.
- What is Ryan Chen's phone number?
- The practice phone number listed in the NPPES registry for Ryan Chen is (617) 492-3500.
- Is Ryan Chen's NPI active?
- Yes — Ryan Chen's NPI (1386586220) is active in the NPPES registry as of the last update on 2026-04-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.