Mark Warren, MD
NPI 1225078181 · Psychiatry Physician · Beachwood, OH
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Warren, MD is a Psychiatry Physician provider in Beachwood, OH (NPI 1225078181).
Provider details
- NPI number
- 1225078181
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- License
- 35061599 (OH)
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
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
Mailing address
Registry dates
- Enumerated
- 2006-06-08
- Last updated
- 2007-07-08
Frequently asked questions
- What is Mark Warren's NPI number?
- Mark Warren's National Provider Identifier (NPI) is 1225078181, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Warren's specialty?
- Mark Warren is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Warren located?
- Mark Warren's practice location on file with NPPES is 23240 Chagrin Blvd, Beachwood, OH 44122-5404.
- What is Mark Warren's phone number?
- The practice phone number listed in the NPPES registry for Mark Warren is (216) 765-0500.
- Does Mark Warren accept Medicare?
- Mark Warren is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Warren's NPI active?
- Yes — Mark Warren's NPI (1225078181) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.