IndividualActive
Sybil England-Markun, BA
NPI 1295377638 · Case Manager/Care Coordinator · Chula Vista, CA
Sybil England-Markun, BA is a Case Manager/Care Coordinator provider in Chula Vista, CA (NPI 1295377638).
Provider details
- NPI number
- 1295377638
- Entity type
- Individual
- Primary specialty
- Case Manager/Care CoordinatorOther Service Providers
- Credential
- BA
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Other Service Providers
Profile Score
Established profile(59/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
6 yrs in NPPES registry
- Profile completeness38% of score
83% 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
746 Ada St Ste 106
Chula Vista, CA 91911-2676
Phone: (619) 420-3620
Street-level locationGet directions
Mailing address
746 Ada St Ste 106
Chula Vista, CA 91911-2676
Registry dates
- Enumerated
- 2019-10-16
- Last updated
- 2019-10-16
Frequently asked questions
- What is Sybil England-Markun's NPI number?
- Sybil England-Markun's National Provider Identifier (NPI) is 1295377638, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sybil England-Markun's specialty?
- Sybil England-Markun is listed in the NPPES registry with a primary specialty of Case Manager/Care Coordinator (Other Service Providers).
- Where is Sybil England-Markun located?
- Sybil England-Markun's practice location on file with NPPES is 746 Ada St Ste 106, Chula Vista, CA 91911-2676.
- What is Sybil England-Markun's phone number?
- The practice phone number listed in the NPPES registry for Sybil England-Markun is (619) 420-3620.
- Is Sybil England-Markun's NPI active?
- Yes — Sybil England-Markun's NPI (1295377638) is active in the NPPES registry as of the last update on 2019-10-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.