MARK STEPHEN SINGER, M.D.
NPI 1962486332, an individual provider in NAPA, CA 94558.
- NPI
- 1962486332
- Entity type
- Individual (type 1)
- Status
- Active
- Practice location
- NAPA, CA 94558
- Enumerated
- 2005-11-30
- Last updated
- 2010-07-12
curl https://api.healthcare.dev/v1/providers/1962486332 \ -H "Authorization: Bearer $HDEV_API_KEY"
NPPES
Taxonomy codes
- 207R00000X Primary
- 207P00000X
Codes from the Health Care Provider Taxonomy code set; their names belong to the NUCC and aren't shown here.
Official record
The CMS NPI Registry is the official source for this NPI: NPI 1962486332 in the NPI Registry.
Use it
Look up 1962486332 from code or an agent
curl https://api.healthcare.dev/v1/providers/1962486332 \ -H "Authorization: Bearer $HDEV_API_KEY"
Using the healthcare.dev MCP server, look up NPI 1962486332. Tell me the provider's name, whether it is an individual or an organization, whether the NPI is active, its taxonomy codes and its practice city and state.
Source: CMS NPPES file, release 2026-11. Public (FOIA-disclosable). Registry data as CMS publishes it, not a verification of credentials, licensure or enrollment.