Gregory Sandman, MD
NPI 1366481046 · Pulmonary Disease Physician · Grand Rapids, MI
Gregory Sandman, MD is a Pulmonary Disease Physician provider in Grand Rapids, MI (NPI 1366481046).
Provider details
- NPI number
- 1366481046
- Entity type
- Individual
- Primary specialty
- Pulmonary Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 4301030952 (MI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
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
Mailing address
Registry dates
- Enumerated
- 2006-06-06
- Last updated
- 2007-07-08
Frequently asked questions
- What is Gregory Sandman's NPI number?
- Gregory Sandman's National Provider Identifier (NPI) is 1366481046, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Sandman's specialty?
- Gregory Sandman is listed in the NPPES registry with a primary specialty of Pulmonary Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Gregory Sandman located?
- Gregory Sandman's practice location on file with NPPES is 4100 Lake Dr Se, Grand Rapids, MI 49546-8292.
- What is Gregory Sandman's phone number?
- The practice phone number listed in the NPPES registry for Gregory Sandman is (616) 949-8244.
- Is Gregory Sandman's NPI active?
- Yes — Gregory Sandman's NPI (1366481046) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.