Doctor profile · Federal record
Dr. John Openshaw, MD
Infectious Disease Physician (CMS: Infectious Disease) · Infectious Disease Physician · Internal Medicine Physician · Palo Alto, CA
- NPI 1679720460
- Accepts Medicare
- 18 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
300 Pasteur Dr
Palo Alto, CA 943052200
(650) 723-4000 - Additional location
-
111 Colchester Ave
Burlington, VT 054011473
(802) 847-0000
Credentials & registration
- NPI registered
- August 2008 — 18 yrs on file
- Profile last updated
- August 6, 2024
- Year of graduation
- 2008 — 18 yrs since
- Specialty taxonomy
- 207RI0200X — NUCC code
- State licenses (2)
- California #A109301 · Vermont #042.0016401
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1679720460. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
120
Distinct HCPCS
3
Medicare allowed
$12,819
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 72 | 44 | $78 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 28 | 28 | $172 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 20 | 14 | $120 |
In context: peer comparison
Among 5 peers in Palo Alto Infectious Disease Physician, average services per provider: 56. This provider delivers 2.1× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. John Openshaw's medical specialty?
Dr. John Openshaw practices Infectious Disease Physician in Palo Alto, CA.
Where does Dr. John Openshaw practice?
Dr. John Openshaw practices at 300 Pasteur Dr, Palo Alto, CA 943052200. Office phone: 6507234000.
What is Dr. John Openshaw's NPI?
Dr. John Openshaw's National Provider Identifier (NPI) is 1679720460, issued by NPPES.
Does Dr. John Openshaw accept Medicare assignment?
Yes. Dr. John Openshaw accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Openshaw commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with moderate level of medical decision making (HCPCS 99223); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.