Doctor profile · Federal record
Dr. Larry Day, M.D.
Specialist (CMS: Hospitalist) · Honolulu, HI
- NPI 1316999220
- Accepts Medicare
- 28 yrs in practice
- Male
- No sanctions
Practice & contact
- Primary practice
-
3675 Kilauea Ave, 5Th Floor
Honolulu, HI 968162333
(808) 737-2751
fax (808) 735-7047 - Mailing address
-
677 Ala Moana Blvd, Suite 1025
Honolulu, HI 968135419
Credentials & registration
- NPI registered
- May 2006 — 20 yrs on file
- Profile last updated
- July 9, 2007
- Year of graduation
- 1998 — 28 yrs since
- Specialty taxonomy
- 174400000X — NUCC code
- State license (1)
- Hawaii #MD12536
- Medicaid (2)
- HI #540824-02 · HI #540824-01
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1316999220. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
74
Distinct HCPCS
2
Medicare allowed
$12,517
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 62 | 61 | $178 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 12 | 12 | $124 |
In context: peer comparison
Among 20 peers in this city , average services per provider: 131. This provider delivers 0.6× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. Larry Day's medical specialty?
Dr. Larry Day practices Specialist in Honolulu, HI.
Where does Dr. Larry Day practice?
Dr. Larry Day practices at 3675 Kilauea Ave, Honolulu, HI 968162333. Office phone: 8087372751.
What is Dr. Larry Day's NPI?
Dr. Larry Day's National Provider Identifier (NPI) is 1316999220, issued by NPPES.
Does Dr. Larry Day accept Medicare assignment?
Yes. Dr. Larry Day accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Larry Day commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with moderate level of medical decision making (HCPCS 99223); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.