Dean Kardassakis, MD
NPI 1811906571 · Allergy Physician · San Francisco, CA
Enrolled with Medicare as Practitioner - Allergy/Immunology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Dean Kardassakis, MD is a Allergy Physician provider in San Francisco, CA (NPI 1811906571).
Provider details
- NPI number
- 1811906571
- Entity type
- Individual
- Primary specialty
- Allergy PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- G62905 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
818 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Test for Allergy Using Allergenic Extract95004 | 702 | $5 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 76 | $148 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 27 | $191 |
| Test to Measure Expiratory Airflow and Volume94010 | 13 | $36 |
Typical Medicare-allowed amounts for these services range $5–$191 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 17 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Montelukast Sodium | 68 | 21 |
| Ipratropium Bromide | 58 | 25 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 46 | 26 |
| Mepolizumabbrand: Nucala | 37 | — |
| Fluticasone/Vilanterolbrand: Breo Ellipta | 31 | — |
| Azelastine Hcl | 30 | 11 |
| Budesonide/Formoterol Fumaratebrand: Symbicort |
Practice location
Mailing address
Additional practice locations (1)
- 275 W MacarthurOakland, CA 94611-5641Phone: (510) 752-1000Fax: (650) 692-5493
Registry dates
- Enumerated
- 2006-08-05
- Last updated
- 2025-12-16
- Certified
- 2025-12-16
Frequently asked questions
- What is Dean Kardassakis's NPI number?
- Dean Kardassakis's National Provider Identifier (NPI) is 1811906571, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Dean Kardassakis's specialty?
- Dean Kardassakis is listed in the NPPES registry with a primary specialty of Allergy Physician (Allopathic & Osteopathic Physicians).
- Where is Dean Kardassakis located?
- Dean Kardassakis's practice location on file with NPPES is 450 Sutter St Rm 933, San Francisco, CA 94108-3997.
- What is Dean Kardassakis's phone number?
- The practice phone number listed in the NPPES registry for Dean Kardassakis is (415) 362-5443.
- Does Dean Kardassakis accept Medicare?
- Dean Kardassakis is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Dean Kardassakis's NPI active?
- Yes — Dean Kardassakis's NPI (1811906571) is active in the NPPES registry as of the last update on 2025-12-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.