Mary Gueldenzopf, OTR
NPI 1336252394 · Occupational Therapist · Sandusky, MI
Mary Gueldenzopf, OTR is a Occupational Therapist provider in Sandusky, MI (NPI 1336252394).
Provider details
- NPI number
- 1336252394
- Entity type
- Individual
- Primary specialty
- Occupational TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- OTR
- Sex
- Female
- Sole proprietor
- No
- License
- 5201003755 (MI)
Specialties & taxonomies
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
Profile Score
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
2 documented practice locations
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
Additional practice locations (1)
- 3847 Pine Grove AveFort Gratiot, MI 48059-4265Phone: (810) 984-2250
Registry dates
- Enumerated
- 2006-08-16
- Last updated
- 2018-03-17
Frequently asked questions
- What is Mary Gueldenzopf's NPI number?
- Mary Gueldenzopf's National Provider Identifier (NPI) is 1336252394, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Gueldenzopf's specialty?
- Mary Gueldenzopf is listed in the NPPES registry with a primary specialty of Occupational Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Mary Gueldenzopf located?
- Mary Gueldenzopf's practice location on file with NPPES is 227 E Sanilac Rd, Sandusky, MI 48471-1160.
- What is Mary Gueldenzopf's phone number?
- The practice phone number listed in the NPPES registry for Mary Gueldenzopf is (810) 648-0330.
- Is Mary Gueldenzopf's NPI active?
- Yes — Mary Gueldenzopf's NPI (1336252394) is active in the NPPES registry as of the last update on 2018-03-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.