Doctor profile · Federal record
Dr. Lily Horng, MD
Internal Medicine Physician (CMS: Infectious Disease) · Internal Medicine Physician · Stanford, CA
- NPI 1902065956
- Accepts Medicare
- 18 yrs in practice
- Licensed in 2 states
- Female
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
300 Pasteur Dr, Grant Building, S-101
Stanford, CA 943052200
(203) 675-2881
fax (650) 723-3474 - Mailing address
-
850 Marina Bay Pkwy
Richmond, CA 948046403
Credentials & registration
- NPI registered
- June 2008 — 18 yrs on file
- Profile last updated
- January 5, 2022
- Year of graduation
- 2008 — 18 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State licenses (2)
- California #120501 · Arizona #45181
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1902065956. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
88
Distinct HCPCS
2
Medicare allowed
$13,043
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 72 | 42 | $137 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 16 | 16 | $199 |
In context: peer comparison
Among 95 peers in this city , average services per provider: 85. This provider delivers 1.0× the peer median.Frequently asked questions
What is Dr. Lily Horng's medical specialty?
Dr. Lily Horng practices Internal Medicine Physician in Stanford, CA.
Where does Dr. Lily Horng practice?
Dr. Lily Horng practices at 300 Pasteur Dr, Stanford, CA 943052200. Office phone: 2036752881.
What is Dr. Lily Horng's NPI?
Dr. Lily Horng's National Provider Identifier (NPI) is 1902065956, issued by NPPES.
Does Dr. Lily Horng accept Medicare assignment?
Yes. Dr. Lily Horng accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Lily Horng commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.