IndividualActive
Karen Mittelstadt, LAC
NPI 1538651872 · Acupuncturist · Portola Valley, CA
Karen Mittelstadt, LAC is a Acupuncturist provider in Portola Valley, CA (NPI 1538651872).
Provider details
- NPI number
- 1538651872
- Entity type
- Individual
- Primary specialty
- AcupuncturistOther Service Providers
- Credential
- LAC
- Sex
- Female
- Sole proprietor
- Yes
- License
- 16740 (CA)
Specialties & taxonomies
Other Service Providers
Profile Score
Established profile(68/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
8 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
884 Portola Rd Ste A5
Portola Valley, CA 94028-7265
Phone: (805) 698-5886
Street-level locationGet directions
Mailing address
445 37th Ave
Santa Cruz, CA 95062-5518
Registry dates
- Enumerated
- 2018-06-02
- Last updated
- 2018-06-02
Frequently asked questions
- What is Karen Mittelstadt's NPI number?
- Karen Mittelstadt's National Provider Identifier (NPI) is 1538651872, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karen Mittelstadt's specialty?
- Karen Mittelstadt is listed in the NPPES registry with a primary specialty of Acupuncturist (Other Service Providers).
- Where is Karen Mittelstadt located?
- Karen Mittelstadt's practice location on file with NPPES is 884 Portola Rd Ste A5, Portola Valley, CA 94028-7265.
- What is Karen Mittelstadt's phone number?
- The practice phone number listed in the NPPES registry for Karen Mittelstadt is (805) 698-5886.
- Is Karen Mittelstadt's NPI active?
- Yes — Karen Mittelstadt's NPI (1538651872) is active in the NPPES registry as of the last update on 2018-06-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.