What is Donald Snowdon's NPI number?

Donald Snowdon's National Provider Identifier (NPI) is 1003899600, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Donald Snowdon's specialty?

Donald Snowdon is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).

Where is Donald Snowdon located?

Donald Snowdon's practice location on file with NPPES is 420 W Magnetic St, Marquette, MI 49855-2711.

What is Donald Snowdon's phone number?

The practice phone number listed in the NPPES registry for Donald Snowdon is (888) 674-0854.

Is Donald Snowdon's NPI active?

Yes — Donald Snowdon's NPI (1003899600) is active in the NPPES registry as of the last update on 2007-11-12.

IndividualActive

Donald Snowdon, M.D.

NPI 1003899600 · Emergency Medicine Physician · Marquette, MI

Donald Snowdon, M.D. is a Emergency Medicine Physician provider in Marquette, MI (NPI 1003899600).

Provider details

NPI number: 1003899600
Entity type: Individual
Primary specialty: Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
Credential: M.D.
Sex: Male
Sole proprietor: No
License: 4301034433 (MI)

Specialties & taxonomies

Emergency Medicine PhysicianPrimary207P00000XLicense 4301034433 (MI)
Allopathic & Osteopathic Physicians

Profile Score

Detailed profile(91/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
20 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

420 W Magnetic St

Suite Er

Marquette, MI 49855-2711

Phone: (888) 674-0854

Fax: (906) 225-3370

Street-level locationGet directions

More MI providers

Mailing address

Po Box 220

Marquette, MI 49855-0220

Enumerated: 2005-11-29
Last updated: 2007-11-12

Frequently asked questions

What is Donald Snowdon's NPI number?: Donald Snowdon's National Provider Identifier (NPI) is 1003899600, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Donald Snowdon's specialty?: Donald Snowdon is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
Where is Donald Snowdon located?: Donald Snowdon's practice location on file with NPPES is 420 W Magnetic St, Marquette, MI 49855-2711.
What is Donald Snowdon's phone number?: The practice phone number listed in the NPPES registry for Donald Snowdon is (888) 674-0854.
Is Donald Snowdon's NPI active?: Yes — Donald Snowdon's NPI (1003899600) is active in the NPPES registry as of the last update on 2007-11-12.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.