Bayless Pathmark Inc
NPI 1235328121 · Anatomic Pathology & Clinical Pathology Physician · Euclid, OH
Bayless Pathmark Inc is a Anatomic Pathology & Clinical Pathology Physician organization in Euclid, OH (NPI 1235328121).
Provider details
- NPI number
- 1235328121
- Entity type
- Organization
- Primary specialty
- Anatomic Pathology & Clinical Pathology PhysicianAllopathic & Osteopathic Physicians
- Parent organization
- Bayless Pathmark Inc
- Organization subpart
- Yes
- Authorized official
- Yilan Chang, President(440) 826-0384
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
18 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
- 2007-10-17
- Last updated
- 2019-01-13
Frequently asked questions
- What is Bayless Pathmark Inc's NPI number?
- Bayless Pathmark Inc's National Provider Identifier (NPI) is 1235328121, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Bayless Pathmark Inc?
- Bayless Pathmark Inc is classified in the NPPES registry as Anatomic Pathology & Clinical Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is Bayless Pathmark Inc located?
- Bayless Pathmark Inc's practice location on file with NPPES is 18901 Lakeshore Blvd, Euclid, OH 44119.
- What is Bayless Pathmark Inc's phone number?
- The practice phone number listed in the NPPES registry for Bayless Pathmark Inc is (440) 627-2040.
- Who is the authorized official for Bayless Pathmark Inc?
- The authorized official listed on Bayless Pathmark Inc's NPPES record is Yilan Chang, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Bayless Pathmark Inc's NPI active?
- Yes — Bayless Pathmark Inc's NPI (1235328121) is active in the NPPES registry as of the last update on 2019-01-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.