Doctor profile · Federal record
Dr. Joseph Mallon, MD
Hospitalist Physician (CMS: Hospitalist) · Internal Medicine Physician · San Francisco, CA
- NPI 1407041197
- Accepts Medicare
- MIPS 63.0 / 100 · 2023
- 25 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
900 Hyde St
San Francisco, CA 941094806
(415) 353-6817 - Mailing address
-
Po Box 470054
San Francisco, CA 941470054
Credentials & registration
- NPI registered
- September 2007 — 19 yrs on file
- Profile last updated
- December 8, 2025
- Year of graduation
- 2001 — 25 yrs since
- Specialty taxonomy
- 208M00000X — NUCC code
- State license (1)
- California #A97574
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1407041197. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
338
Distinct HCPCS
3
Medicare allowed
$42,487
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99183 |
Management of oxygen chamber therapy | 274 | 12 | $115 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 40 | 39 | $193 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 24 | 14 | $132 |
In context: peer comparison
Among 48 peers in this city , average services per provider: 88. This provider delivers 3.8× the peer median.Frequently asked questions
What is Dr. Joseph Mallon's medical specialty?
Dr. Joseph Mallon practices Hospitalist Physician in San Francisco, CA.
Where does Dr. Joseph Mallon practice?
Dr. Joseph Mallon practices at 900 Hyde St, San Francisco, CA 941094806. Office phone: 4153536817.
What is Dr. Joseph Mallon's NPI?
Dr. Joseph Mallon's National Provider Identifier (NPI) is 1407041197, issued by NPPES.
Does Dr. Joseph Mallon accept Medicare assignment?
Yes. Dr. Joseph Mallon accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Joseph Mallon commonly perform?
Top Medicare-reported procedures in 2023: Management of oxygen chamber therapy (HCPCS 99183); 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.