Doctor profile · Federal record
Dr. John Macmillan, MD
Internal Medicine Physician (CMS: Internal Medicine) · Hospitalist Physician · Hospice and Palliative Medicine (Internal Medicine) Physician · Sacramento, CA
- NPI 1568449015
- Accepts Medicare
- 31 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
2315 Stockton Blvd, Main Hospital University of California Davis Health Sys
Sacramento, CA 958172201
(918) 734-7508
fax (918) 734-4810 - Mailing address
-
4150 V St, Suite 3400 University of Califonia Davis School of Medi
Sacramento, CA 958171460
Credentials & registration
- NPI registered
- December 2005 — 21 yrs on file
- Profile last updated
- April 21, 2014
- Year of graduation
- 1995 — 31 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State licenses (2)
- California #A688400 · California #A68840
- Medicaid
- CA #A688400
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1568449015. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
443
Distinct HCPCS
8
Medicare allowed
$44,893
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 206 | 63 | $82 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 74 | 38 | $124 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 44 | 44 | $135 | |
99238 |
Hospital discharge day management, 30 minutes or less | 42 | 41 | $85 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 29 | 29 | $180 | |
99221 |
Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes | 17 | 17 | $86 | |
99231 |
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 16 | 11 | $51 | |
99239 |
Hospital discharge day management, more than 30 minutes | 15 | 15 | $120 |
In context: peer comparison
Among 123 peers in this city , average services per provider: 116. This provider delivers 3.8× the peer median.Open Payments
Industry payments received
All-time total
$122
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| ABBVIE INC. | 1 | $122.31 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
12
Patients
0
Total drug cost
$223
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Quetiapine Fumarate | Generic | 12 | 0 | $223 |
Hospital affiliations
Frequently asked questions
What is Dr. John Macmillan's medical specialty?
Dr. John Macmillan practices Internal Medicine Physician in Sacramento, CA.
Where does Dr. John Macmillan practice?
Dr. John Macmillan practices at 2315 Stockton Blvd, Sacramento, CA 958172201. Office phone: 9187347508.
What is Dr. John Macmillan's NPI?
Dr. John Macmillan's National Provider Identifier (NPI) is 1568449015, issued by NPPES.
Does Dr. John Macmillan accept Medicare assignment?
Yes. Dr. John Macmillan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Macmillan commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.