Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Teresa Lynn Dillen Massillon, IBCLC

Individual provider Lactation Consultant (Non-RN) · NPI 1285985622

Teresa Lynn Dillen Massillon, IBCLC is a Lactation Consultant (Non-RN) in San Francisco, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2012

Practice location Address checks out

1530 Dolores St Apt 3
San Francisco, CA 94110-4935
Phone: (415) 821-2298
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Lactation Consultant (Non-RN) (primary) Taxonomy 174N00000X · Licence 10921004 (CA)

Record details

NPI number1285985622
Entity typeIndividual (Type 1)
GenderFemale
Credentials IBCLC
Sole proprietorYes
NPI enumeratedSeptember 25, 2012
Last updated in NPPESSeptember 25, 2012

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