Doctor profile · Federal record
Dr. John Williams, DO
Hospitalist Physician (CMS: Hospitalist) · Hospitalist Physician · Redding, CA
- NPI 1518450113
- Accepts Medicare
- MIPS 77.0 / 100 · 2023
- 9 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
2175 Rosaline Ave
Redding, CA 960012549
(530) 225-6000 - Additional location
-
1200 N Beaver St
Flagstaff, AZ 860013118
(928) 773-6451
fax (928) 214-2925 - Mailing address
-
8925 Elusion CT
Redding, CA 960019580
Credentials & registration
- NPI registered
- June 2018 — 8 yrs on file
- Profile last updated
- November 29, 2023
- Year of graduation
- 2017 — 9 yrs since
- Specialty taxonomy
- 208M00000X — NUCC code
- State licenses (2)
- California #21824 · Arizona #009067
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1518450113. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
809
Distinct HCPCS
5
Medicare allowed
$68,052
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 428 | 123 | $77 | |
99231 |
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 146 | 57 | $48 | |
99239 |
Hospital discharge day management, more than 30 minutes | 113 | 112 | $112 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 103 | 46 | $118 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 19 | 19 | $173 |
In context: peer comparison
Among 4 peers in this city , average services per provider: 285. This provider delivers 2.8× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
65
Patients
65
Total drug cost
$853
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Furosemide | Generic | 17 | 17 | $41 |
| Albuterol Sulfate Hfa (Albuterol Sulfate) | Brand | 12 | 12 | $361 |
| Metoprolol Succinate | Generic | 12 | 12 | $96 |
| Pantoprazole Sodium | Generic | 12 | 12 | $227 |
| Potassium Chloride | Generic | 12 | 12 | $128 |
Frequently asked questions
What is Dr. John Williams's medical specialty?
Dr. John Williams practices Hospitalist Physician in Redding, CA.
Where does Dr. John Williams practice?
Dr. John Williams practices at 2175 Rosaline Ave, Redding, CA 960012549. Office phone: 5302256000.
What is Dr. John Williams's NPI?
Dr. John Williams's National Provider Identifier (NPI) is 1518450113, issued by NPPES.
Does Dr. John Williams accept Medicare assignment?
Yes. Dr. John Williams accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Williams commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.