Caroline C. Pieszak M.D. Inc.
NPI 1285173542 · Family Medicine Physician · Westlake Village, CA
Caroline C. Pieszak M.D. Inc. is a Family Medicine Physician organization in Westlake Village, CA (NPI 1285173542).
Provider details
- NPI number
- 1285173542
- Entity type
- Organization
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Caroline Pieszak, President(805) 777-7242
- License
- A64453 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
9 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
- 2017-02-20
- Last updated
- 2017-02-20
Frequently asked questions
- What is Caroline C. Pieszak M.D. Inc.'s NPI number?
- Caroline C. Pieszak M.D. Inc.'s National Provider Identifier (NPI) is 1285173542, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Caroline C. Pieszak M.D. Inc.?
- Caroline C. Pieszak M.D. Inc. is classified in the NPPES registry as Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Caroline C. Pieszak M.D. Inc. located?
- Caroline C. Pieszak M.D. Inc.'s practice location on file with NPPES is 1220 La Venta Dr Ste 105, Westlake Village, CA 91361-3720.
- What is Caroline C. Pieszak M.D. Inc.'s phone number?
- The practice phone number listed in the NPPES registry for Caroline C. Pieszak M.D. Inc. is (805) 777-7242.
- Who is the authorized official for Caroline C. Pieszak M.D. Inc.?
- The authorized official listed on Caroline C. Pieszak M.D. Inc.'s NPPES record is Caroline Pieszak, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Caroline C. Pieszak M.D. Inc.'s NPI active?
- Yes — Caroline C. Pieszak M.D. Inc.'s NPI (1285173542) is active in the NPPES registry as of the last update on 2017-02-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.