John Kaufmann, MD
NPI 1265481949 · Infectious Disease Physician · Santa Cruz, CA
Enrolled with Medicare as Practitioner - Infectious Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Kaufmann, MD is a Infectious Disease Physician provider in Santa Cruz, CA (NPI 1265481949).
Provider details
- NPI number
- 1265481949
- Entity type
- Individual
- Primary specialty
- Infectious Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A66401 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 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
1,586 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 35 Minutes99232 | 1,073 | $84 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 252 | $144 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 165 | $139 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 49 | $102 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 17 | $178 |
| Administration of Pneumococcal Vaccine |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 56 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 132 | 36 |
| Gabapentin | 81 | 13 |
| Dolutegravir Sodiumbrand: Tivicay | 66 | — |
| Dolutegravir Sodium/Lamivudinebrand: Dovato | 66 | — |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 63 | — |
| Bictegrav/Emtricit/Tenofov Alabrand: Biktarvy | 56 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$42 across 3 records (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
- 2006-05-09
- Last updated
- 2023-08-20
- Certified
- 2023-08-20
Frequently asked questions
- What is John Kaufmann's NPI number?
- John Kaufmann's National Provider Identifier (NPI) is 1265481949, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Kaufmann's specialty?
- John Kaufmann is listed in the NPPES registry with a primary specialty of Infectious Disease Physician (Allopathic & Osteopathic Physicians).
- Where is John Kaufmann located?
- John Kaufmann's practice location on file with NPPES is 1595 Soquel Dr Ste 411, Santa Cruz, CA 95065-1724.
- What is John Kaufmann's phone number?
- The practice phone number listed in the NPPES registry for John Kaufmann is (831) 475-8834.
- Does John Kaufmann accept Medicare?
- John Kaufmann is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Kaufmann's NPI active?
- Yes — John Kaufmann's NPI (1265481949) is active in the NPPES registry as of the last update on 2023-08-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.