What is Philip Yin's NPI number?

Philip Yin's National Provider Identifier (NPI) is 1073489555, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Philip Yin's specialty?

Philip Yin is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).

Where is Philip Yin located?

Philip Yin's practice location on file with NPPES is 8 Howard St, Somerville, MA 02144-2710.

What is Philip Yin's phone number?

The practice phone number listed in the NPPES registry for Philip Yin is (203) 499-9247.

Is Philip Yin's NPI active?

Yes — Philip Yin's NPI (1073489555) is active in the NPPES registry as of the last update on 2025-10-13.

IndividualActive

Philip Yin, MD/PHD

NPI 1073489555 · Internal Medicine Physician · Somerville, MA

Philip Yin, MD/PHD is a Internal Medicine Physician provider in Somerville, MA (NPI 1073489555).

Provider details

NPI number: 1073489555
Entity type: Individual
Primary specialty: Internal Medicine PhysicianAllopathic & Osteopathic Physicians
Credential: MD/PHD
Sex: Male
Sole proprietor: Yes
License: D0059895 (MD)

Specialties & taxonomies

Internal Medicine PhysicianPrimary207R00000XLicense D0059895 (MD)
Allopathic & Osteopathic Physicians

Profile Score

Established profile(54/100 index)

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

8 Howard St

Somerville, MA 02144-2710

Phone: (203) 499-9247

Street-level locationGet directions

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Mailing address