Doctor profile · Federal record
Dr. Guy Chambers, M.D.
Infectious Disease Physician (CMS: Infectious Disease) · Saint Louis, MO
- NPI 1215039128
- Accepts Medicare
- 47 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
3009 N Ballas RD Ste 250C
Saint Louis, MO 631312323
(314) 432-5616 - Mailing address
-
Po Box 179327
Saint Louis, MO 631179327
Credentials & registration
- NPI registered
- September 2006 — 20 yrs on file
- Profile last updated
- August 23, 2024
- Year of graduation
- 1979 — 47 yrs since
- Specialty taxonomy
- 207RI0200X — NUCC code
- State license (1)
- Missouri #R7B27
- Medicaid
- MO #203552419
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1215039128. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,142
Distinct HCPCS
5
Medicare allowed
$116,210
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 688 | 115 | $77 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 221 | 122 | $116 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 132 | 119 | $169 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 83 | 29 | $157 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 18 | 11 | $124 |
In context: peer comparison
Among 28 peers in Saint Louis Infectious Disease Physician, average services per provider: 96. This provider delivers 12× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
208
Patients
11
Total drug cost
$22,531
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Ceftriaxone (Ceftriaxone Sodium) | Brand | 50 | 11 | $3,709 |
| Cephalexin | Generic | 34 | 0 | $1,287 |
| Vancomycin Hcl | Generic | 28 | 0 | $4,024 |
| Cefuroxime (Cefuroxime Axetil) | Brand | 22 | 0 | $771 |
| Cefazolin Sodium | Generic | 20 | 0 | $1,106 |
| Doxycycline Hyclate | Generic | 15 | 0 | $814 |
| Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) | Brand | 15 | 0 | $259 |
| Fluconazole | Generic | 13 | 0 | $694 |
| Efavirenz-Emtric-Tenofov Disop (Efavirenz/Emtricit/Tenofovr Df) | Brand | 11 | 0 | $9,868 |
Frequently asked questions
What is Dr. Guy Chambers's medical specialty?
Dr. Guy Chambers practices Infectious Disease Physician in Saint Louis, MO.
Where does Dr. Guy Chambers practice?
Dr. Guy Chambers practices at 3009 N Ballas RD Ste 250C, Saint Louis, MO 631312323. Office phone: 3144325616.
What is Dr. Guy Chambers's NPI?
Dr. Guy Chambers's National Provider Identifier (NPI) is 1215039128, issued by NPPES.
Does Dr. Guy Chambers accept Medicare assignment?
Yes. Dr. Guy Chambers accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Guy Chambers 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 moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.