What is William Grady's NPI number?

William Grady's National Provider Identifier (NPI) is 1225919434, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is William Grady's specialty?

William Grady is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).

Where is William Grady located?

William Grady's practice location on file with NPPES is 1675 Leahy St Ste 315a, Muskegon, MI 49442-5543.

What is William Grady's phone number?

The practice phone number listed in the NPPES registry for William Grady is (231) 672-8282.

Is William Grady's NPI active?

Yes — William Grady's NPI (1225919434) is active in the NPPES registry as of the last update on 2025-09-12.

IndividualActive

William Grady, PA-C

NPI 1225919434 · Hospitalist Physician · Muskegon, MI

William Grady, PA-C is a Hospitalist Physician provider in Muskegon, MI (NPI 1225919434).

Provider details

NPI number: 1225919434
Entity type: Individual
Primary specialty: Hospitalist PhysicianAllopathic & Osteopathic Physicians
Credential: PA-C
Sex: Male
Sole proprietor: No
License: 5601013424 (MI)

Specialties & taxonomies

Hospitalist PhysicianPrimary208M00000XLicense 5601013424 (MI)
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

1675 Leahy St Ste 315a

Muskegon, MI 49442-5543

Phone: (231) 672-8282

Fax: (231) 672-8271

Street-level locationGet directions

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Mailing address