Dr. Erica Johnstone M.D.
Also known as
- Formerly known asBoiman, Erica Boiman
Source: NPPES public registry.
About this NPIWhat this record shows.
NPI 1487773263 is registered to Dr. Erica Johnstone M.D., a Obstetrics & Gynecology practising at Rei, 2356 Sutter St, 7th Floor, Ucsf Box 0916 in San Francisco, California. Obstetricians and Gynecologists (OB/GYNs) provide medical and surgical care for the female reproductive system, including pregnancy, childbirth, and gynecologic conditions. Dr. Erica Johnstone M.D. has been enumerated in the National Provider Identifier (NPI) registry since 2007.
Your brand here.
Medicare enrollment
This provider holds a Medicare enrollment on file with the Provider Enrollment, Chain and Ownership System (PECOS). Each enrollment carries a public Medicare Enrollment ID (ENRLMT_ID) used by billers and intermediaries.
Practitioner
- I20100910000457Obstetrics/GynecologyUT
Source: CMS PECOS public enrollment file.
Insurance & acceptsHow to confirm coverage.
The National Plan and Provider Enumeration System (NPPES) registry does not include commercial insurance network data, so we cannot show which plans Dr. Erica Johnstone M.D. accepts. To confirm in-network status with your specific health plan, contact Dr. Erica Johnstone M.D. directly at (415) 353-7475.
Frequently asked
Yes. NPI 1487773263 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Obstetricians and Gynecologists (OB/GYNs) provide medical and surgical care for the female reproductive system, including pregnancy, childbirth, and gynecologic conditions.
The CMS NPPES Public Registry at npiregistry.cms.hhs.gov is the authoritative source. FindMyNPI mirrors this dataset and refreshes monthly. For real-time verification, you can also call the provider's office at (415) 353-7475.
An individual healthcare provider has a single Type-1 NPI for life. Organisations can hold separate Type-2 NPIs per location, specialty, or sub-entity. Dr. Erica Johnstone M.D. is a Type-1 individual NPI.