IndividualActive
Stephen Gruba, M.D.
NPI 1407906407 · Family Medicine Physician · Corning, IA
Provider details
- NPI number
- 1407906407
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 25322 (IA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(90/100 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
601 Rosary Dr
Corning, IA 50841-1683
Phone: (641) 322-5245
Fax: (641) 322-4687
Street-level locationGet directions
Mailing address
Po Box 642117
Omaha, NE 68164-8117
Registry dates
- Enumerated
- 2007-01-11
- Last updated
- 2011-07-20
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.