OrganizationActive
Erwin Grasman MD PLLC
NPI 1528261435 · Family Medicine Physician · Muskegon, MI
Erwin Grasman MD PLLC is a Family Medicine Physician organization in Muskegon, MI (NPI 1528261435).
Provider details
- NPI number
- 1528261435
- Entity type
- Organization
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Paula Conroy, Billing(231) 780-6084
- License
- 4301027041 (MI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(89/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
1890 E Apple Ave
Muskegon, MI 49442-4245
Phone: (231) 780-6084
Fax: (231) 780-6090
Street-level locationGet directions
Mailing address
3597 Henry St
Muskegon, MI 49441-6723
Registry dates
- Enumerated
- 2007-06-07
- Last updated
- 2020-08-22
Frequently asked questions
- What is Erwin Grasman MD PLLC's NPI number?
- Erwin Grasman MD PLLC's National Provider Identifier (NPI) is 1528261435, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Erwin Grasman MD PLLC?
- Erwin Grasman MD PLLC is classified in the NPPES registry as Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Erwin Grasman MD PLLC located?
- Erwin Grasman MD PLLC's practice location on file with NPPES is 1890 E Apple Ave, Muskegon, MI 49442-4245.
- What is Erwin Grasman MD PLLC's phone number?
- The practice phone number listed in the NPPES registry for Erwin Grasman MD PLLC is (231) 780-6084.
- Who is the authorized official for Erwin Grasman MD PLLC?
- The authorized official listed on Erwin Grasman MD PLLC's NPPES record is Paula Conroy, Billing. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Erwin Grasman MD PLLC's NPI active?
- Yes — Erwin Grasman MD PLLC's NPI (1528261435) is active in the NPPES registry as of the last update on 2020-08-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.