Michael Preziosi, M.D.
NPI 1942485883 · Infectious Disease Physician · La Jolla, CA
Enrolled with Medicare as Practitioner - Infectious Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Preziosi, M.D. is a Infectious Disease Physician provider in La Jolla, CA (NPI 1942485883).
Provider details
- NPI number
- 1942485883
- Entity type
- Individual
- Primary specialty
- Infectious Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A99585 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
18 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
523 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 164 | $121 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 146 | $176 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 90 | $97 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 36 | $173 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 31 | $137 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 12 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Doxycycline Hyclate | 43 | 18 |
| Bictegrav/Emtricit/Tenofov Alabrand: Biktarvy | 36 | — |
| Penicillin V Potassium | 31 | 11 |
| Amoxicillin | 19 | — |
| Valacyclovir Hclbrand: Valacyclovir | 16 | — |
| Amikacin Sulfate | 14 | — |
| Dolutegravir/Rilpivirinebrand: Juluca | 13 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$25 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-01-09
- Last updated
- 2016-06-15
Frequently asked questions
- What is Michael Preziosi's NPI number?
- Michael Preziosi's National Provider Identifier (NPI) is 1942485883, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Preziosi's specialty?
- Michael Preziosi is listed in the NPPES registry with a primary specialty of Infectious Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Preziosi located?
- Michael Preziosi's practice location on file with NPPES is 9898 Genesee Ave, La Jolla, CA 92037-1205.
- What is Michael Preziosi's phone number?
- The practice phone number listed in the NPPES registry for Michael Preziosi is (858) 824-5484.
- Does Michael Preziosi accept Medicare?
- Michael Preziosi is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Preziosi's NPI active?
- Yes — Michael Preziosi's NPI (1942485883) is active in the NPPES registry as of the last update on 2016-06-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.