Skip to main content

Dr. David J. Epstein, MD

Infectious Disease (Infectious Disease Physician)

300 Pasteur Dr
Palo Alto, CA 94304

Who else practices at this address →

Santa Clara County includes mental health (13% of residents) shortage areas. About shortage areas

Call (650) 723-4000

  • Medicare participating

At a glance

Years since graduation
15
In the NPI registry since
2011
Medicare patients seen, 2024
210

Licensed in California since 2012, according to the Medical Board of California. We show license dates only for the states that publish them in bulk; see which states do. For other states, check the state medical board.

The NPI date is when this clinician registered for a National Provider Identifier, the billing number used on health claims. It is not a license, graduation or board-certification date. What an NPI is

Education and training

  • 2011Medical school: Boston University School of Medicine
  • 2011Registered with an NPI (national billing number; not a license date)

Undergraduate school, residency, fellowship, licensing exams and board certification aren’t in public federal data. Board certification can be confirmed with the certifying board (ABMS member boards for MDs, AOA boards for DOs).

Specialties and state licenses

  • Infectious Disease Physician primary
    CA license A122144 (first issued 2012; current)
  • Internal Medicine Physician
    CA license A122144 (first issued 2012; current)

As reported to the NPI registry. To confirm a license is current, check the state medical board.

Map: Infectious Disease per capita by county →

Where they work

Hospitals

Medical groups

Hospitals this clinician lists with Medicare, and groups they bill Medicare through (Care Compare). Affiliation doesn’t mean they see patients at every location.

Medicare patients and services

Medicare patients, 2024
210
Services billed
680
Patients’ average age
74
Most frequent Medicare services, 2023
ServiceTimesPatients
Established patient office or other outpatient visit, 40-54 minutes190100
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes18870
Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or11049
Established patient office or other outpatient visit, 30-39 minutes7049
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes5956
Telephone, internet, or electronic health record assessment and management with written report by consulting physician, at least 5 minutes4545
New patient office or other outpatient visit, 60-74 minutes2525
Telephone or internet assessment with verbal and written report by consulting physician, 11-20 minutes1212

Medicare fee-for-service only. CMS leaves out services billed for fewer than 11 patients. These figures describe a practice’s Medicare work; they aren’t a measure of quality.

Medicare prescriptions

Most prescribed drugs, Medicare Part D 2024
DrugPrescriptions
Azithromycin
Other prescribers in Palo Alto, CA
96
Ertapenem (ertapenem sodium)80
Ethambutol Hcl77
Fluconazole
Other prescribers in Palo Alto, CA
25
Amoxicillin-Clavulanate Potass (amoxicillin/potassium clav)
Other prescribers in Palo Alto, CA
17
Arikayce (amikacin liposomal/neb.accessr)16
Ceftriaxone (ceftriaxone sodium)
Other prescribers in Palo Alto, CA
16
Imipenem-Cilastatin Sodium (imipenem/cilastatin sodium)14
Albuterol Sulfate Hfa (albuterol sulfate)
Other prescribers in Palo Alto, CA
13
Cefoxitin (cefoxitin sodium)13

Prescriptions filled under Medicare Part D, including refills. CMS leaves out drugs prescribed fewer than 11 times.

Other Infectious Disease clinicians in Palo Alto

Sources

NPI registry (CMS NPPES, November 2026; record last updated April 29, 2024), Medicare Care Compare, Medicare Physician & Other Practitioners (2024), Medicare Part D Prescribers (2024) and Open Payments (2025). Information is self-reported or billed data and may be out of date; call before visiting.

NPI 1790084978. Official NPI registry record (opens in a new tab). Clinicians can correct their information in NPPES; changes appear here after our next monthly update.