MRS. Gretchen Kelley Petersen, R.N. is a community health registered nurse in San Mateo, CA. MRS. Gretchen Kelley Petersen, R.N. NPI is 1992058614. The provider is registered as an individual entity type. The NPPES NPI record indicates the provider is a female.
The provider's business location address is:
225 37TH AVE. 3RD FLOOR SAN MATEO, CA ZIP 94403 Phone: (415) 710-2297
The enumeration date for this NPI number is 10/18/2012 and was last updated on 10/18/2012.
The NPI record includes the healthcare provider taxonomy classification, state license number and state of licensure. The following information regarding the scope of practice of this provider is available:
NPI stands for National Provider Identifier. The NPI is a 10-digit identification number that is completely unique. The NPI number by itself does not contain any identifiable information such as a provider’s speciality or location. The NPI is assigned to individuals or organizacions for their lifespan and it is independent of key provider information type updates like a change of practices, location or speciality.
This page was last updated on: 11/21/2025
NPI Synchronization or Removal
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