Mark C. Brown, Phd,llc
NPI 1023406782 · Mental Health Clinic/Center (Including Community Mental Health Center) · Chagrin Falls, OH
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark C. Brown, Phd,llc is a Mental Health Clinic/Center (Including Community Mental Health Center) organization in Chagrin Falls, OH (NPI 1023406782).
Provider details
- NPI number
- 1023406782
- Entity type
- Organization
- Primary specialty
- Mental Health Clinic/Center (Including Community Mental Health Center)Ambulatory Health Care Facilities
- Organization subpart
- No
- Authorized official
- Mark Brown, Owner(440) 338-3214
- License
- 2304 (OH)
Specialties & taxonomies
- Mental Health Clinic/Center (Including Community Mental Health Center)Primary261QM0801XLicense 2304 (OH)
Ambulatory Health Care Facilities
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
11 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
- 2015-01-05
- Last updated
- 2020-06-24
- Certified
- 2020-06-24
Frequently asked questions
- What is Mark C. Brown, Phd,llc's NPI number?
- Mark C. Brown, Phd,llc's National Provider Identifier (NPI) is 1023406782, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Mark C. Brown, Phd,llc?
- Mark C. Brown, Phd,llc is classified in the NPPES registry as Mental Health Clinic/Center (Including Community Mental Health Center) (Ambulatory Health Care Facilities).
- Where is Mark C. Brown, Phd,llc located?
- Mark C. Brown, Phd,llc's practice location on file with NPPES is 9781 Whisperwood Circle, Chagrin Falls, OH 44023-5182.
- What is Mark C. Brown, Phd,llc's phone number?
- The practice phone number listed in the NPPES registry for Mark C. Brown, Phd,llc is (440) 338-3214.
- Does Mark C. Brown, Phd,llc accept Medicare?
- Mark C. Brown, Phd,llc is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Mark C. Brown, Phd,llc?
- The authorized official listed on Mark C. Brown, Phd,llc's NPPES record is Mark Brown, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Mark C. Brown, Phd,llc's NPI active?
- Yes — Mark C. Brown, Phd,llc's NPI (1023406782) is active in the NPPES registry as of the last update on 2020-06-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.