Ralph Spiekerman, M.D.
NPI 1578537437 · Internal Medicine Physician · Rochester, MN
Ralph Spiekerman, M.D. is a Internal Medicine Physician provider in Rochester, MN (NPI 1578537437).
Provider details
- NPI number
- 1578537437
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- License
- 14411 (MN)
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
- 2006-02-15
- Last updated
- 2007-07-08
Frequently asked questions
- What is Ralph Spiekerman's NPI number?
- Ralph Spiekerman's National Provider Identifier (NPI) is 1578537437, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ralph Spiekerman's specialty?
- Ralph Spiekerman is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Ralph Spiekerman located?
- Ralph Spiekerman's practice location on file with NPPES is 200 1st St Sw, Rochester, MN 55905-0001.
- What is Ralph Spiekerman's phone number?
- The practice phone number listed in the NPPES registry for Ralph Spiekerman is (507) 284-2511.
- Is Ralph Spiekerman's NPI active?
- Yes — Ralph Spiekerman's NPI (1578537437) 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.