DEAN G. KARDASSAKIS (MD) – Allergy Physician, NPI 1811906571
Allergy Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
521 ALLERGY/IMMUNOLOGY in CA
Provider Addresses for DEAN G. KARDASSAKIS (MD)
275 W MACARTHUR BLVD
OAKLAND, CA 946115641
Phone: (510) 752-1000
Fax: (650) 692-5493
Type: Mailing
450 SUTTER ST RM 933
SAN FRANCISCO, CA 941083997
Phone: (415) 362-5443
Type: Location
275 W MacArthur
Oakland, CA 946115641
Phone: (510) 752-1000
Fax: (650) 692-5493
Type: Location
MacArthur, MacArthur BART Plaza, Mosswood, Oakland, Alameda County, California, 94609, United States
OAKLAND, CA 946115641
Phone: (510) 752-1000
Fax: (650) 692-5493
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 2 Open Payments records for all available years, with a total value of $31.
Total Amount is formed as General ($31) + Research ($0) + Ownership ($0) = $31.
Last reported payment date: 2023-05-01 • Largest payer in this snapshot: PFIZER INC. ($31).
Total Amount
$31
General + Research + Ownership
Payments
2
Total payment records
General Amount
$31
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-05-01
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| PFIZER INC. | $31 |
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: 2004-07-20
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 |
|---|---|---|---|---|
| I20040720001159 | I | Allergy/Immunology | 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 |
|---|---|---|---|---|
| 95004 | Test for allergy using allergenic extract | 798 | 12 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 42 | 21 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 18 | 18 | $0 |
| 95012 | Test to measure the level of nitric oxide gas | 11 | 11 | $0 |
Insurance plans in this area (ZIP 94611)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Qualified Audiologist | CA | |
| Orthopedic Surgery | CA | |
| O T O L A R Y N G O L O G Y | CA | |
| Gastroenterology, Internal Medicine | CA | |
| - | CA | |
| Interventional Pain Management, Physical Medicine And Rehabilitation | CA | |
| Orthopedic Surgery | CA | |
| O T O L A R Y N G O L O G Y | IL | |
| Orthopedic Surgery | CA | |
| Orthopedic Surgery | CA |
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