What is Sydney Phan's NPI number?

Sydney Phan's National Provider Identifier (NPI) is 1528990322, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Sydney Phan's specialty?

Sydney Phan is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).

Where is Sydney Phan located?

Sydney Phan's practice location on file with NPPES is 300 68th St Se, Grand Rapids, MI 49548-6927.

What is Sydney Phan's phone number?

The practice phone number listed in the NPPES registry for Sydney Phan is (800) 678-5500.

Is Sydney Phan's NPI active?

Yes — Sydney Phan's NPI (1528990322) is active in the NPPES registry as of the last update on 2026-06-03.

IndividualActive

Sydney Phan, MD

NPI 1528990322 · Psychiatry Physician · Grand Rapids, MI

Sydney Phan, MD is a Psychiatry Physician provider in Grand Rapids, MI (NPI 1528990322).

Provider details

NPI number: 1528990322
Entity type: Individual
Primary specialty: Psychiatry PhysicianAllopathic & Osteopathic Physicians
Credential: MD
Sex: Female
Sole proprietor: No
License: 4351055902APP26 (MI)

Specialties & taxonomies

Psychiatry PhysicianPrimary2084P0800XLicense 4351055902APP26 (MI)
Allopathic & Osteopathic Physicians

Profile Score

Established profile(52/100 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

300 68th St Se

Grand Rapids, MI 49548-6927

Phone: (800) 678-5500

Street-level locationGet directions

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Mailing address