DR. ATUL T. ROY (M.D.) – Nephrology Physician, NPI 1467496505
Nephrology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,404 NEPHROLOGY in CA
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Provider Addresses for DR. ATUL T. ROY (M.D.)
1140, Olivewood Drive, Merced, Merced County, California, 95348, United States
MERCED, CA 953481210
Phone: (209) 725-2121
Fax: (209) 725-2123
Mailing address matches the actual address.
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 20 Open Payments records for all available years, with a total value of $557.
Total Amount is formed as General ($557) + Research ($0) + Ownership ($0) = $557.
Last reported payment date: 2024-11-05 • Largest payer in this snapshot: AstraZeneca Pharmaceuticals LP ($153).
Total Amount
$557
General + Research + Ownership
Payments
20
Total payment records
General Amount
$557
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-05
Latest reported date
Top Companies
Largest payers in this snapshot
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2009-06-15
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20090615000583 | I | Nephrology | CA | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 90960 | Dialysis services, 4 or more physician visits per month (20 years or older) | 706 | 89 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 626 | 379 | $0 |
| 36415 | Insertion of needle into vein for collection of blood sample | 427 | 222 | $0 |
| Q5106 | Injection, epoetin alfa-epbx, biosimilar, (retacrit) (for non-esrd use), 1000 units | 390 | 14 | $0 |
| 80053 | Blood test, comprehensive group of blood chemicals | 386 | 211 | $0 |
Insurance plans in this area (ZIP 95348)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| NEPHROLOGY | CA | 83036 | Hemoglobin A1C level | 56 | 44 |
| NEPHROLOGY | CA | 90961 | Dialysis services (2-3 physician visits per month), patient 20 years of age and older | 147 | 73 |
| NEPHROLOGY | CA | 90966 | Home dialysis services per month, patient 20 years of age or older | 216 | 29 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Internal Medicine, Nephrology | CA | |
| Nurse Practitioner | CA | |
| N E P H R O L O G Y | TX | |
| N E P H R O L O G Y | CA | |
| Physician Assistant | CA | |
| Nurse Practitioner | CA | |
| - | CA | |
| Nephrology, Internal Medicine | CA | |
| - | CA | |
| Nephrology, Internal Medicine | NY |
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