Ryan May, PHD
NPI 1134126139 · Clinical Psychologist · Marietta, OH
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ryan May, PHD is a Clinical Psychologist provider in Marietta, OH (NPI 1134126139).
Provider details
- NPI number
- 1134126139
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 910 (WV)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
21 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 400 Matthew St Ste 200Marietta, OH 45750-1633Phone: (740) 434-0563Fax: (740) 434-0565
Registry dates
- Enumerated
- 2005-07-05
- Last updated
- 2020-08-18
- Certified
- 2020-08-18
Frequently asked questions
- What is Ryan May's NPI number?
- Ryan May's National Provider Identifier (NPI) is 1134126139, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ryan May's specialty?
- Ryan May is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Ryan May located?
- Ryan May's practice location on file with NPPES is 215 5th St, Marietta, OH 45750-4033.
- What is Ryan May's phone number?
- The practice phone number listed in the NPPES registry for Ryan May is (740) 376-4767.
- Does Ryan May accept Medicare?
- Ryan May is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ryan May's NPI active?
- Yes — Ryan May's NPI (1134126139) is active in the NPPES registry as of the last update on 2020-08-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.