Physician Profile
Unclaimed ProfileAbout ROY
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Education & Training
Areas of Expertise
Common questions
What is Dr. Roy's specialty?
Dr. Roy is an internal medicine in San Ramon, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “INTERNAL MEDICINE”.
NPI registry
Where can I find Dr. Roy?
Dr. Roy is listed at 5601 NORRIS CANYON RD. STE 340, San Ramon, CA 94583. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Roy?
The number on file is (925) 866-8080. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Roy?
Dr. Roy's National Provider Identifier is 1720056849. 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 Dr. Roy's medical education?
Dr. Roy attended Other, graduating in 1984. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Roy have?
Dr. Roy has 42 years experience. Calculated from a graduation year of 1984, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Roy known for?
According to Medicare billing data, Dr. Roy performs procedures including removal of impacted ear wax; provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report and influenza vaccine split virus, preservative free, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Roy's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Roy. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (925) 866-8080
- Email not available
Practice Locations
5601 NORRIS CANYON RD. STE 340
San Ramon, CA 94583
Procedures Most Often Billed to Medicare
3,598 services · 2,635 patients · 22 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Removal of impacted ear wax | Procedure | 69210 |
33 |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
345 |
| Influenza vaccine split virus, preservative free | Treatment | 90662 |
112 |
| Admn sarscov2 vacc 1 dose | Treatment | 90480 |
68 |
| Sarscov2 vac 50 mcg/0.5ml im | Treatment | 91322 |
57 |
| Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use | Treatment | 90677 |
34 |
| Assessment of emotional or behavioral problems | Treatment | 96127 |
21 |
| Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage | Treatment | 90694 |
13 |
| Sarscv2 vac 30mcg trs-suc im | Treatment | 91320 |
11 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
1,002 |
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.
Other internal medicines at this location 2
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 7
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 — 30 related providers in 4 groups
Other internal medicines in San Ramon 7
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 1984 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Removal of impacted ear wax 7
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.