DR. ALBERT C KAO (MD) – Nephrology Physician, NPI 1225099286
Nephrology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
21,511 INTERNAL MEDICINE in CA
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Provider Addresses for DR. ALBERT C KAO (MD)
East Warner Road, Tempe, Maricopa County, Arizona, 85224, United States
TEMPE, AZ 852843495
Phone: (480) 393-0309
Fax: (480) 610-6189
Type: Mailing
Southgate Avenue, Daly City, San Mateo County, California, 94014, United States
SUITE 102
DALY CITY, CA 940154015
Phone: (650) 755-4492
Fax: (650) 775-4466
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 3 Open Payments records for all available years, with a total value of $198.
Total Amount is formed as General ($198) + Research ($0) + Ownership ($0) = $198.
Last reported payment date: 2024-11-05 • Largest payer in this snapshot: Amgen Inc. ($149).
Total Amount
$198
General + Research + Ownership
Payments
3
Total payment records
General Amount
$198
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
| Company | Amount |
|---|---|
| Amgen Inc. | $149 |
| Novartis Pharmaceuticals Corporation | $35 |
| Calliditas Therapeutics US Inc. | $14 |
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: 2005-06-02
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 |
|---|---|---|---|---|
| I20050602001115 | 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 |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 429 | 184 | $0 |
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 271 | 126 | $0 |
| 90960 | Dialysis services, 4 or more physician visits per month (20 years or older) | 225 | 52 | $0 |
| 90966 | Home dialysis services per month (20 years or older) | 176 | 21 | $0 |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 162 | 95 | $0 |
Insurance plans in this area (ZIP 85284)
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Provider's Procedures
Group practice members
| Name | Specialty | State |
|---|---|---|
| Vascular Surgery, General Surgery | CA | |
| Nephrology, Internal Medicine | AZ | |
| N E P H R O L O G Y | CA | |
| Nephrology, Internal Medicine | CA | |
| Nurse Practitioner | CA | |
| Internal Medicine | CA | |
| Nurse Practitioner | CA | |
| N E P H R O L O G Y | CA | |
| Nurse Practitioner | CA | |
| Vascular Surgery | CA |
Reviews
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