Mark Warren, PTA
NPI 1649910613 · Physical Therapy Assistant · Santa Rosa, CA
Mark Warren, PTA is a Physical Therapy Assistant provider in Santa Rosa, CA (NPI 1649910613).
Provider details
- NPI number
- 1649910613
- Entity type
- Individual
- Primary specialty
- Physical Therapy AssistantRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- PTA
- Sex
- Male
- Sole proprietor
- Yes
- License
- 4231 (CA)
Specialties & taxonomies
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 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
- 2022-03-29
- Last updated
- 2022-03-29
- Certified
- 2022-03-29
Frequently asked questions
- What is Mark Warren's NPI number?
- Mark Warren's National Provider Identifier (NPI) is 1649910613, 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 Physical Therapy Assistant (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Mark Warren located?
- Mark Warren's practice location on file with NPPES is 543 Calistoga Rd, Santa Rosa, CA 95409-3708.
- What is Mark Warren's phone number?
- The practice phone number listed in the NPPES registry for Mark Warren is (707) 479-4680.
- Is Mark Warren's NPI active?
- Yes — Mark Warren's NPI (1649910613) is active in the NPPES registry as of the last update on 2022-03-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.