OrganizationActive
William R Bartok MD Inc
NPI 1225206816 · Specialist · Mission Viejo, CA
William R Bartok MD Inc is a Specialist organization in Mission Viejo, CA (NPI 1225206816).
Provider details
- NPI number
- 1225206816
- Entity type
- Organization
- Primary specialty
- SpecialistOther Service Providers
- Organization subpart
- No
- Authorized official
- Heather Tomlin, Billing Coordinator(949) 637-3796
- License
- A34073 (CA)
Specialties & taxonomies
Other Service Providers
Profile Score
Detailed profile(88/100 index)
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
26302 La Paz Rd
Suite 214
Mission Viejo, CA 92691-5313
Phone: (949) 830-9530
Approximate (ZIP-level) locationGet directions
Mailing address
26302 La Paz Rd
Mission Viejo, CA 92691-5313
Registry dates
- Enumerated
- 2008-02-15
- Last updated
- 2008-02-15
Frequently asked questions
- What is William R Bartok MD Inc's NPI number?
- William R Bartok MD Inc's National Provider Identifier (NPI) is 1225206816, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is William R Bartok MD Inc?
- William R Bartok MD Inc is classified in the NPPES registry as Specialist (Other Service Providers).
- Where is William R Bartok MD Inc located?
- William R Bartok MD Inc's practice location on file with NPPES is 26302 La Paz Rd, Mission Viejo, CA 92691-5313.
- What is William R Bartok MD Inc's phone number?
- The practice phone number listed in the NPPES registry for William R Bartok MD Inc is (949) 830-9530.
- Who is the authorized official for William R Bartok MD Inc?
- The authorized official listed on William R Bartok MD Inc's NPPES record is Heather Tomlin, Billing Coordinator. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is William R Bartok MD Inc's NPI active?
- Yes — William R Bartok MD Inc's NPI (1225206816) is active in the NPPES registry as of the last update on 2008-02-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.