IndividualActive
Ilan Youngster, M.D.
NPI 1356639280 · Specialist · Boston, MA
Ilan Youngster, M.D. is a Specialist provider in Boston, MA (NPI 1356639280).
Provider details
- NPI number
- 1356639280
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 246830 (MA)
Specialties & taxonomies
Other Service Providers
Profile Score
Detailed profile(81/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
14 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
300 Longwood Ave
Division of Infectious Diseases
Boston, MA 02115-5724
Phone: (617) 355-6832
Fax: (617) 730-0911
Street-level locationGet directions
Mailing address
300 Longwood Ave
Boston, MA 02115-5724
Registry dates
- Enumerated
- 2011-07-12
- Last updated
- 2011-07-12
Frequently asked questions
- What is Ilan Youngster's NPI number?
- Ilan Youngster's National Provider Identifier (NPI) is 1356639280, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ilan Youngster's specialty?
- Ilan Youngster is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is Ilan Youngster located?
- Ilan Youngster's practice location on file with NPPES is 300 Longwood Ave, Boston, MA 02115-5724.
- What is Ilan Youngster's phone number?
- The practice phone number listed in the NPPES registry for Ilan Youngster is (617) 355-6832.
- Is Ilan Youngster's NPI active?
- Yes — Ilan Youngster's NPI (1356639280) is active in the NPPES registry as of the last update on 2011-07-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.