Diagnostic Services, LLC
NPI 1255582250 · Diagnostic Radiology Physician · Watervliet, MI
Diagnostic Services, LLC is a Diagnostic Radiology Physician organization in Watervliet, MI (NPI 1255582250).
Provider details
- NPI number
- 1255582250
- Entity type
- Organization
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Diana Ostermann, Owner(734) 677-7400
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
17 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
- 2008-10-08
- Last updated
- 2011-12-19
Frequently asked questions
- What is Diagnostic Services, LLC's NPI number?
- Diagnostic Services, LLC's National Provider Identifier (NPI) is 1255582250, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Diagnostic Services, LLC?
- Diagnostic Services, LLC is classified in the NPPES registry as Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Diagnostic Services, LLC located?
- Diagnostic Services, LLC's practice location on file with NPPES is 400 Medical Park Dr, Watervliet, MI 49098-9225.
- What is Diagnostic Services, LLC's phone number?
- The practice phone number listed in the NPPES registry for Diagnostic Services, LLC is (269) 463-3111.
- Who is the authorized official for Diagnostic Services, LLC?
- The authorized official listed on Diagnostic Services, LLC's NPPES record is Diana Ostermann, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Diagnostic Services, LLC's NPI active?
- Yes — Diagnostic Services, LLC's NPI (1255582250) is active in the NPPES registry as of the last update on 2011-12-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.