Doctor profile · Federal record
Dr. John Allen, M.D.
Hematology & Oncology Physician (CMS: Hematology/Oncology) · Emergency Medical Services (Emergency Medicine) Physician · Internal Medicine Physician · Internal Medicine Physician · Oxford, MS
- NPI 1417275652
- Accepts Medicare
- MIPS 76.5 / 100 · 2023
- 16 yrs in practice
- Licensed in 3 states
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 3 locations .
- Primary practice
-
504 Azalea Dr Ste A
Oxford, MS 386555397
(662) 236-7738
fax (662) 236-9642 - Additional location
-
1300 Sunset Dr Ste Q
Grenada, MS 389014084
(662) 294-9101
fax (662) 294-9104 - Additional location
-
301 S 28Th Ave
Hattiesburg, MS 394017233
(601) 261-1700
fax (601) 288-8290 - Mailing address
-
965 Ridge Lake Blvd Ste 103
Memphis, TN 381209446
Credentials & registration
- NPI registered
- May 2010 — 16 yrs on file
- Profile last updated
- June 4, 2021
- Year of graduation
- 2010 — 16 yrs since
- Specialty taxonomy
- 207RH0003X — NUCC code
- State licenses (3)
- Mississippi #24648 · Tennessee #51509 · Virginia #0101254562
- Medicaid
- MS #05001549
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1417275652. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,678
Distinct HCPCS
10
Medicare allowed
$165,175
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 922 | 353 | $92 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 260 | 199 | $62 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 219 | 123 | $135 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 72 | 30 | $111 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 66 | 66 | $125 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 51 | 51 | $167 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 36 | 36 | $162 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 21 | 21 | $78 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 20 | 15 | $74 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 11 | 11 | $122 |
In context: peer comparison
Among 3 peers in this city , average services per provider: 129. This provider delivers 13× the peer median.Open Payments
Industry payments received
All-time total
$3,581
Transactions
154
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Novartis Pharmaceuticals Corporation | 20 | $388.31 | |
| PFIZER INC. | 20 | $312.39 | |
| Gilead Sciences, Inc. | 12 | $294.70 | |
| AstraZeneca Pharmaceuticals LP | 15 | $270.59 | |
| Merck Sharp & Dohme LLC | 12 | $258.58 | |
| Lilly USA, LLC | 12 | $223.83 | |
| Janssen Biotech, Inc. | 9 | $206.57 | |
| Incyte Corporation | 11 | $182.20 | |
| Takeda Pharmaceuticals U.S.A., Inc. | 6 | $139.18 | |
| E.R. Squibb & Sons, L.L.C. | 10 | $138.36 | |
| Celgene Corporation | 6 | $131.11 | |
| Eisai Inc. | 7 | $115.60 | |
| GlaxoSmithKline, LLC. | 6 | $102.52 | |
| ABBVIE INC. | 5 | $83.36 | |
| BeiGene USA, Inc. | 3 | $71.98 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,201
Patients
343
Total drug cost
$208,871
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Potassium Chloride | Generic | 136 | 58 | $1,953 |
| Letrozole | Generic | 129 | 24 | $2,187 |
| Tamoxifen Citrate | Generic | 109 | 23 | $1,919 |
| Acyclovir | Generic | 92 | 17 | $1,501 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 90 | 23 | $1,216 |
| Ondansetron Odt (Ondansetron) | Brand | 89 | 55 | $1,280 |
| Prednisone | Generic | 77 | 20 | $455 |
| Gabapentin | Generic | 76 | 19 | $1,239 |
| Dexamethasone | Generic | 74 | 27 | $1,150 |
| Hydroxyurea | Generic | 74 | 11 | $1,831 |
Hospital affiliations
Frequently asked questions
What is Dr. John Allen's medical specialty?
Dr. John Allen practices Hematology & Oncology Physician in Oxford, MS.
Where does Dr. John Allen practice?
Dr. John Allen practices at 504 Azalea Dr Ste A, Oxford, MS 386555397. Office phone: 6622367738.
What is Dr. John Allen's NPI?
Dr. John Allen's National Provider Identifier (NPI) is 1417275652, issued by NPPES.
Does Dr. John Allen accept Medicare assignment?
Yes. Dr. John Allen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Allen commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.