Physician Profile
Ruben Ruiz, M.D.
Unclaimed ProfileAbout Dr. Ruiz
Ruben Ruiz, M.D. is a specialist based in Rialto, CA. Ruben is a 1982 graduate of University of California, Geffen School of Medicine. Medicare claims data shows Ruben provided 7,550 services to 2,972 patients. The services billed most often include injection, dexamethasone sodium phosphate, 1 mg, established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, and established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more.
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
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
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
- (909) 877-8868
- Email not available
Practice Locations
436 S RIVERSIDE AVE
Rialto, CA 92376
901 W Whittier Blvd
Montebello, CA 90640
833 W Whittier Blvd
Montebello, CA 90640
403 W F St
Ontario, CA 91762
Procedures Most Often Billed to Medicare
7,550 services · 2,972 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
643 | More often than most peers in Specialist |
| Removal of impacted ear wax | Procedure | 69210 |
22 | |
| Complete ultrasound scan of abdomen | Imaging | 76700 |
41 | As often as other peers in Specialist |
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
730 | More than most peers in Specialist |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
110 | As often as other peers in Specialist |
| Influenza vaccine, trivalent, 0.5 ml dosage | Treatment | 90658 |
70 | More often than most peers in Specialist |
| Ultrasound study of arm or leg veins with compression and maneuvers | Treatment | 93970 |
26 | |
| Influenza vaccine, trivalent, split virus, preservative-free, 0.5 ml dosage | Treatment | 90656 |
26 | As often as other peers in Specialist |
| Injection, dexamethasone sodium phosphate, 1 mg | Drug given | J1100 |
1,800 | More often than most peers in Specialist |
| Injection, ketorolac tromethamine, per 15 mg | Drug given | J1885 |
400 | More often than most 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.
Trained at University of California, Geffen School of Medicine 8
Other providers in the same specialty who trained at the same institution.
More connections — 15 related providers in 2 groups
Class of 1982 at University of California, Geffen School of Medicine 7
Providers who graduated from the same medical school in the same year.
Also performs Insertion of needle into vein for collection of blood sample 8
Providers in CA who bill this service to Medicare most often.
Common questions
What kind of doctor is Ruben Ruiz?
Ruben Ruiz is a specialist in Rialto, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Ruben Ruiz's address?
Ruben Ruiz is listed at 436 S Riverside Ave, Rialto, CA 92376. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Ruben Ruiz?
The number on file is (909) 877-8868. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Ruben Ruiz?
Ruben Ruiz's National Provider Identifier is 1912901471. 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 Ruben Ruiz train?
Ruben Ruiz attended University of California, Geffen School of Medicine, graduating in 1982. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Ruben Ruiz have?
Ruben Ruiz has 44 years experience. Calculated from a graduation year of 1982, reported in the CMS National Downloadable File.
CMS public data
What procedures does Ruben Ruiz perform?
According to Medicare billing data, Ruben Ruiz performs procedures including insertion of needle into vein for collection of blood sample and removal of impacted ear wax; reads or performs imaging such as complete ultrasound scan of abdomen; provides treatments such as injection of drug or substance under skin or into muscle and routine electrocardiogram using at least 12 leads with interpretation and report, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Ruben Ruiz's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Ruben Ruiz. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.