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Edit this profileAt a glance
- 43830 10Th St W, Lancaster, CA 93534
About Dr. Rajaratnam
Rupert J. Rajaratnam, M.D. is a specialist practicing in Lancaster, CA. Medicare claims data shows Rupert provided 28 services to 27 patients. The services billed most often include anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope. This provider record is associated with NPI 1922044833.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
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
- (661) 940-1346
- Email not available
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Practice Locations
43830 10TH ST W
Lancaster, CA 93534
Procedures Most Often Billed to Medicare
28 services · 27 patients · 1 distinct code
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope | Anaesthesia | 00731 |
28 | As often as other peers in Specialist |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
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.
Other specialists in Lancaster 8
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
More connections — 10 related providers in 2 groups
Class of 1981 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 2
Providers in CA who bill this service to Medicare most often.
Common questions
What is Rupert J. Rajaratnam's specialty?
Rupert J. Rajaratnam is a specialist in Lancaster, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where can I find Rupert J. Rajaratnam?
Rupert J. Rajaratnam is listed at 43830 10Th St W, Lancaster, CA 93534. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Rupert J. Rajaratnam?
The number on file is (661) 940-1346. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Rupert J. Rajaratnam?
Rupert J. Rajaratnam's National Provider Identifier is 1922044833. 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
What is Rupert J. Rajaratnam's education?
Rupert J. Rajaratnam attended Other, graduating in 1981. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Rupert J. Rajaratnam have?
Rupert J. Rajaratnam has 45 years experience. Calculated from a graduation year of 1981, reported in the CMS National Downloadable File.
CMS public data
What is Rupert J. Rajaratnam known for?
According to Medicare billing data, Rupert J. Rajaratnam provides treatments such as anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Rupert J. Rajaratnam's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Rupert J. Rajaratnam. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.