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Edit this profileAt a glance
- 21030 Redwood Rd, Castro Valley, CA 94546
About Dr. Singer
Martha Singer, M.D. practices orthopaedic surgery in Castro Valley, CA. The provider's National Provider Identifier (NPI) is 1275501330.
Factual summary compiled by Guide.md from public records; not written by this provider.
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (510) 538-0430
- Email not available
Practice Locations
21030 REDWOOD RD
Castro Valley, CA 94546
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other orthopaedic surgeons at this location 2
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 1
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 3 related providers in 1 group
Other orthopaedic surgeons in Castro Valley 3
Same specialty, same city.
Common questions
What is Martha Singer's specialty?
Martha Singer is an orthopaedic surgeon in Castro Valley, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Orthopaedic Surgery”.
NPI registry
Where can I find Martha Singer?
Martha Singer is listed at 21030 Redwood Rd, Castro Valley, CA 94546. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Martha Singer?
The number on file is (510) 538-0430. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Martha Singer's NPI number?
Martha Singer's National Provider Identifier is 1275501330. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
How long has Martha Singer been practicing?
Martha Singer has 20+ years experience. Registered with an NPI since 2006. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
Has Martha Singer confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Martha Singer. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.