Doctor profile · Federal record

Dr. Dean Kardassakis, MD

Allergy Physician (CMS: Allergy/Immunology) · San Francisco, CA

  • NPI 1811906571
  • Accepts Medicare
  • 41 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
450 Sutter St Rm 933
San Francisco, CA 941083997
(415) 362-5443
Additional location
275 W MacArthur
Oakland, CA 946115641
(510) 752-1000
fax (650) 692-5493
Mailing address
275 W Macarthur Blvd
Oakland, CA 946115641

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
December 16, 2025
Year of graduation
1985 — 41 yrs since
Specialty taxonomy
207KA0200X — NUCC code
State license (1)
California #G62905

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1811906571. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
869
Distinct HCPCS
4
Medicare allowed
$14,098
HCPCS Description Services Patients Avg allowed
95004 Test for allergy using allergenic extract 798 12 $5
99214 Established patient office or other outpatient visit, 30-39 minutes 42 21 $149
99204 New patient office or other outpatient visit, 45-59 minutes 18 18 $194
95012 Test to measure the level of nitric oxide gas 11 11 $25

In context: peer comparison

Among 1 peers in San Francisco Allergy Physician, average services per provider: 217. This provider delivers 4.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
404
Patients
92
Total drug cost
$138,532
Drug Type Claims Patients Total cost
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 65 32 $2,099
Ipratropium Bromide Generic 62 25 $2,500
Montelukast Sodium Generic 51 19 $895
Symbicort (Budesonide/Formoterol Fumarate) Brand 39 0 $18,697
Wixela Inhub (Fluticasone Propion/Salmeterol) Brand 34 0 $8,582
Azelastine Hcl Generic 26 0 $947
Flovent Hfa (Fluticasone Propionate) Brand 25 0 $7,462
Fluticasone Propionate Generic 21 0 $348
Breo Ellipta (Fluticasone/Vilanterol) Brand 20 0 $8,611
Nucala (Mepolizumab) Brand 18 0 $64,747

Frequently asked questions

Auto-generated from federal data
What is Dr. Dean Kardassakis's medical specialty?
Dr. Dean Kardassakis practices Allergy Physician in San Francisco, CA.
Where does Dr. Dean Kardassakis practice?
Dr. Dean Kardassakis practices at 450 Sutter St Rm 933, San Francisco, CA 941083997. Office phone: 4153625443.
What is Dr. Dean Kardassakis's NPI?
Dr. Dean Kardassakis's National Provider Identifier (NPI) is 1811906571, issued by NPPES.
Does Dr. Dean Kardassakis accept Medicare assignment?
Yes. Dr. Dean Kardassakis accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Dean Kardassakis commonly perform?
Top Medicare-reported procedures in 2023: Test for allergy using allergenic extract (HCPCS 95004); Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.