Physician Profile
Unclaimed ProfileAbout DA GRACA
Ralph Louis da Graca, MD is a healthcare provider in Orange, CA specializing in anesthesiology. According to Medicare claims data, Ralph cared for 286 Medicare patients across 303 services.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Common questions
What kind of doctor is Dr. Da Graca?
Dr. Da Graca is an anesthesiology in Orange, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “ANESTHESIOLOGY”.
NPI registry
What is Dr. Da Graca's address?
Dr. Da Graca is listed at 1100 W STEWART DR, Orange, CA 92868. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Da Graca?
The number on file is (714) 633-9111. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Da Graca's NPI number?
Dr. Da Graca's National Provider Identifier is 1861430456. 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
Where did Dr. Da Graca train?
Dr. Da Graca attended Other, graduating in 1995. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Da Graca been practicing?
Dr. Da Graca has 31 years experience. Calculated from a graduation year of 1995, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Da Graca perform?
According to Medicare billing data, Dr. Da Graca performs procedures including injection of anesthetic agent and/or steroid into thigh nerve and injection of anesthetic agent and/or steroid into knee nerve branch using imaging guidance; reads or performs imaging such as ultrasonic guidance for needle placement; provides treatments such as anesthesia for lens surgery and anesthesia for electroshock therapy. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Da Graca confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Da Graca. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (714) 633-9111
- Email not available
Practice Locations
1100 W STEWART DR
Orange, CA 92868
Procedures Most Often Billed to Medicare
303 services · 286 patients · 11 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) | Procedure | 64447 |
29 |
| Injection of anesthetic agent and/or steroid into knee nerve branch using imaging guidance | Procedure | 64454 |
27 |
| Anesthesia for lens surgery | Anaesthesia | 00142 |
47 |
| Anesthesia for electroshock therapy | Anaesthesia | 00104 |
34 |
| Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope | Anaesthesia | 00731 |
33 |
| Anesthesia for exam of colon using an endoscope | Anaesthesia | 00812 |
29 |
| Anesthesia for procedure for total knee joint replacement | Anaesthesia | 01402 |
28 |
| Anesthesia for other procedure on large bowel using an endoscope | Anaesthesia | 00811 |
23 |
| Anesthesia for procedure on small and large bowel using an endoscope | Anaesthesia | 00813 |
20 |
| Ultrasonic guidance for needle placement | Imaging | 76942 |
19 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Is this your profile?
Verify your identity to control how patients — and AI assistants — describe you.
Claim this profileRelated providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other anesthesiology specialists at this location 8
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 4
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 — 29 related providers in 4 groups
Other anesthesiology specialists in Orange 5
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 1995 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) 8
Providers in CA who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.