OrganizationActive
Catherine Holladay DO Inc
NPI 1841402997 · Psychiatry Physician · Sandusky, OH
Catherine Holladay DO Inc is a Psychiatry Physician organization in Sandusky, OH (NPI 1841402997).
Provider details
- NPI number
- 1841402997
- Entity type
- Organization
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Catherine Holladay, Owner(419) 624-8330
- License
- 34005818H (OH)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(89/100 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
1717 E Perkins Ave
Sandusky, OH 44870
Phone: (419) 624-8330
Street-level locationGet directions
Mailing address
1717 E Perkins Ave
Sandusky, OH 44870
Registry dates
- Enumerated
- 2007-05-03
- Last updated
- 2020-08-22
Frequently asked questions
- What is Catherine Holladay DO Inc's NPI number?
- Catherine Holladay DO Inc's National Provider Identifier (NPI) is 1841402997, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Catherine Holladay DO Inc?
- Catherine Holladay DO Inc is classified in the NPPES registry as Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Catherine Holladay DO Inc located?
- Catherine Holladay DO Inc's practice location on file with NPPES is 1717 E Perkins Ave, Sandusky, OH 44870.
- What is Catherine Holladay DO Inc's phone number?
- The practice phone number listed in the NPPES registry for Catherine Holladay DO Inc is (419) 624-8330.
- Who is the authorized official for Catherine Holladay DO Inc?
- The authorized official listed on Catherine Holladay DO Inc's NPPES record is Catherine Holladay, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Catherine Holladay DO Inc's NPI active?
- Yes — Catherine Holladay DO Inc's NPI (1841402997) is active in the NPPES registry as of the last update on 2020-08-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.