Doctor profile · Federal record
Dr. Timothy Chamberlain, MD
Emergency Medicine Physician (CMS: Emergency Medicine) · Emergency Medicine Physician · Emergency Medicine Physician · Dallas, TX
- NPI 1487090536
- Accepts Medicare
- MIPS 82.4 / 100 · 2023
- 13 yrs in practice
- Licensed in 3 states
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 7 locations .
- Primary practice
-
5201 Harry Hines Blvd
Dallas, TX 75235
(214) 590-8058 - Additional location
-
1509 Hwy 19
Athens, TX 75751
(903) 675-1725 - Additional location
-
18780 I-20
Canton, TX 75103
(903) 567-4841 - Additional location
-
2026 S Jackson St
Jacksonville, TX 757665822
(903) 586-5678 - Additional location
-
800 E Dawson St
Tyler, TX 757012036
(903) 606-4262 - Additional location
-
8389 S Broadway Ave
Tyler, TX 757035408
(903) 606-6500 - Additional location
-
2122 Manchester Expy
Columbus, GA 319046878
(706) 596-4000
fax (706) 596-4481 - Mailing address
-
5252 W University Dr, Dept of Emergency Medicine
McKinney, TX 750717822
Show 4 more locations
Credentials & registration
- NPI registered
- May 2013 — 13 yrs on file
- Profile last updated
- October 20, 2025
- Year of graduation
- 2013 — 13 yrs since
- Specialty taxonomy
- 207P00000X — NUCC code
- State licenses (3)
- Alabama #MD.37657 · Georgia #96718 · Texas #Q3491
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1487090536. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
349
Distinct HCPCS
5
Medicare allowed
$42,343
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99285 |
Emergency department visit with high level of medical decision making | 118 | 118 | $167 | |
99284 |
Emergency department visit with moderate level of medical decision making | 86 | 86 | $116 | |
93010 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 64 | 61 | $8 | |
99291 |
Critical care, first 30-74 minutes | 51 | 51 | $200 | |
99283 |
Emergency department visit with low level of medical decision making | 30 | 30 | $68 |
In context: peer comparison
Among 162 peers in Dallas Emergency Medicine Physician, average services per provider: 94. This provider delivers 3.7× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
236
Patients
235
Total drug cost
$1,875
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 66 | 65 | $263 |
| Ondansetron Odt (Ondansetron) | Brand | 36 | 36 | $454 |
| Ibuprofen | Generic | 30 | 30 | $97 |
| Cefdinir | Generic | 21 | 21 | $386 |
| Diphenoxylate-Atropine (Diphenoxylate Hcl/Atropine) | Brand | 17 | 17 | $120 |
| Cyclobenzaprine Hcl | Generic | 16 | 16 | $39 |
| Nitrofurantoin Mono-Macro (Nitrofurantoin Monohyd/M-Cryst) | Brand | 15 | 15 | $304 |
| Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) | Brand | 13 | 13 | $119 |
| Metoclopramide Hcl | Generic | 11 | 11 | $28 |
| Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) | Brand | 11 | 11 | $63 |
Hospital affiliations
Frequently asked questions
What is Dr. Timothy Chamberlain's medical specialty?
Dr. Timothy Chamberlain practices Emergency Medicine Physician in Dallas, TX.
Where does Dr. Timothy Chamberlain practice?
Dr. Timothy Chamberlain practices at 5201 Harry Hines Blvd, Dallas, TX 75235. Office phone: 2145908058.
What is Dr. Timothy Chamberlain's NPI?
Dr. Timothy Chamberlain's National Provider Identifier (NPI) is 1487090536, issued by NPPES.
Does Dr. Timothy Chamberlain accept Medicare assignment?
Yes. Dr. Timothy Chamberlain accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Timothy Chamberlain commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010). Source: CMS Medicare Physician & Other Practitioners file.