Karen Joyallen, CNM
NPI 1720126790 · Advanced Practice Midwife · San Francisco, CA
Karen Joyallen, CNM is a Advanced Practice Midwife provider in San Francisco, CA (NPI 1720126790).
Provider details
- NPI number
- 1720126790
- Entity type
- Individual
- Primary specialty
- Advanced Practice MidwifePhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CNM
- Sex
- Female
- Sole proprietor
- Yes
- License
- 5731 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing 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
- 2007-02-02
- Last updated
- 2010-09-29
Frequently asked questions
- What is Karen Joyallen's NPI number?
- Karen Joyallen's National Provider Identifier (NPI) is 1720126790, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karen Joyallen's specialty?
- Karen Joyallen is listed in the NPPES registry with a primary specialty of Advanced Practice Midwife (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Karen Joyallen located?
- Karen Joyallen's practice location on file with NPPES is 665 7th Ave, San Francisco, CA 94118-3806.
- What is Karen Joyallen's phone number?
- The practice phone number listed in the NPPES registry for Karen Joyallen is (415) 999-2663.
- Is Karen Joyallen's NPI active?
- Yes — Karen Joyallen's NPI (1720126790) is active in the NPPES registry as of the last update on 2010-09-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.