What is James Yu's NPI number?

James Yu's National Provider Identifier (NPI) is 1629912571, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is James Yu's specialty?

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

Where is James Yu located?

James Yu's practice location on file with NPPES is 1000 Houghton Ave, Saginaw, MI 48602-5303.

What is James Yu's phone number?

The practice phone number listed in the NPPES registry for James Yu is (989) 746-7500.

Is James Yu's NPI active?

Yes — James Yu's NPI (1629912571) is active in the NPPES registry as of the last update on 2026-04-20.

IndividualActive

James Yu, MD

NPI 1629912571 · Internal Medicine Physician · Saginaw, MI

James Yu, MD is a Internal Medicine Physician provider in Saginaw, MI (NPI 1629912571).

Provider details

NPI number: 1629912571
Entity type: Individual
Primary specialty: Internal Medicine PhysicianAllopathic & Osteopathic Physicians
Credential: MD
Sex: Male
Sole proprietor: No
License: 4351056144 (MI)

Specialties & taxonomies

Internal Medicine PhysicianPrimary207R00000XLicense 4351056144 (MI)
Allopathic & Osteopathic Physicians

Profile Score

Established profile(53/100 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

1000 Houghton Ave

Saginaw, MI 48602-5303

Phone: (989) 746-7500

Street-level locationGet directions

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Mailing address