David Redfield, M.D.
NPI 1164486973 · Infectious Disease Physician · La Jolla, CA
Enrolled with Medicare as Practitioner - Infectious Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Redfield, M.D. is a Infectious Disease Physician provider in La Jolla, CA (NPI 1164486973).
Provider details
- NPI number
- 1164486973
- Entity type
- Individual
- Primary specialty
- Infectious Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- License
- G32547 (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
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,129 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) |
|---|---|---|
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 331 | $50 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 262 | $97 |
| New Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 15 Minutes Or More99202 | 130 | $78 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 125 | $80 |
| Telephone Medical Discussion With Physician, 5-10 Minutes99441 | 117 | $61 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 21 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Cefadroxil | 82 | 23 |
| Penicillin V Potassium | 74 | 22 |
| Doxycycline Hyclate | 60 | 22 |
| Vancomycin Hcl | 38 | 11 |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 35 | — |
| Ceftriaxone Sodiumbrand: Ceftriaxone | 33 | — |
| Amoxicillin | 30 | 11 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-04-17
- Last updated
- 2007-07-09
Frequently asked questions
- What is David Redfield's NPI number?
- David Redfield's National Provider Identifier (NPI) is 1164486973, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Redfield's specialty?
- David Redfield is listed in the NPPES registry with a primary specialty of Infectious Disease Physician (Allopathic & Osteopathic Physicians).
- Where is David Redfield located?
- David Redfield's practice location on file with NPPES is 10666 N Torrey Pines Rd, La Jolla, CA 92037-1027.
- What is David Redfield's phone number?
- The practice phone number listed in the NPPES registry for David Redfield is (858) 554-8005.
- Does David Redfield accept Medicare?
- David Redfield is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Redfield's NPI active?
- Yes — David Redfield's NPI (1164486973) is active in the NPPES registry as of the last update on 2007-07-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.