Sandra Karpenko, M.D.
NPI 1780745281 · Hospice and Palliative Medicine (Internal Medicine) Physician · Walnut Creek, CA
Sandra Karpenko, M.D. is a Hospice and Palliative Medicine (Internal Medicine) Physician provider in Walnut Creek, CA (NPI 1780745281).
Provider details
- NPI number
- 1780745281
- Entity type
- Individual
- Primary specialty
- Hospice and Palliative Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- G50631 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
- 2006-12-12
- Last updated
- 2016-07-19
Frequently asked questions
- What is Sandra Karpenko's NPI number?
- Sandra Karpenko's National Provider Identifier (NPI) is 1780745281, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sandra Karpenko's specialty?
- Sandra Karpenko is listed in the NPPES registry with a primary specialty of Hospice and Palliative Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Sandra Karpenko located?
- Sandra Karpenko's practice location on file with NPPES is 1220 Rossmoor Pkwy, Walnut Creek, CA 94595-2501.
- What is Sandra Karpenko's phone number?
- The practice phone number listed in the NPPES registry for Sandra Karpenko is (925) 947-3393.
- Is Sandra Karpenko's NPI active?
- Yes — Sandra Karpenko's NPI (1780745281) is active in the NPPES registry as of the last update on 2016-07-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.