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Gretchen Tietjen, M.D.
NPI 1740276815 · Neurology Physician · Toledo, OH
Gretchen Tietjen, M.D. is a Neurology Physician provider in Toledo, OH (NPI 1740276815).
Provider details
- NPI number
- 1740276815
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 35070023 (OH)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
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
2130 W Central Ave Ste 201
Toledo, OH 43606-3819
Phone: (419) 291-3900
Fax: (419) 479-6055
Street-level locationGet directions
Mailing address
3355 Glendale Ave Fl 3
Toledo, OH 43614-2426
Registry dates
- Enumerated
- 2005-09-23
- Last updated
- 2018-05-23
Frequently asked questions
- What is Gretchen Tietjen's NPI number?
- Gretchen Tietjen's National Provider Identifier (NPI) is 1740276815, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gretchen Tietjen's specialty?
- Gretchen Tietjen is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is Gretchen Tietjen located?
- Gretchen Tietjen's practice location on file with NPPES is 2130 W Central Ave Ste 201, Toledo, OH 43606-3819.
- What is Gretchen Tietjen's phone number?
- The practice phone number listed in the NPPES registry for Gretchen Tietjen is (419) 291-3900.
- Is Gretchen Tietjen's NPI active?
- Yes — Gretchen Tietjen's NPI (1740276815) is active in the NPPES registry as of the last update on 2018-05-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.