Doctor profile · Federal record

Dr. Gregory Oakhill, M.D.

Hematology & Oncology Physician (CMS: Hematology/Oncology) · Hematology & Oncology Physician · Fayetteville, AR

  • NPI 1356312466
  • Accepts Medicare
  • MIPS 85.6 / 100 · 2023
  • 32 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
3232 N Northhills Blvd
Fayetteville, AR 727034005
(479) 587-1700
fax (479) 587-1366
Additional location
808 S 52Nd St
Rogers, AR 727588602

Credentials & registration

NPPES · NUCC
NPI registered
January 2006 — 20 yrs on file
Profile last updated
March 30, 2020
Year of graduation
1994 — 32 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State licenses (2)
Arkansas #E2513 · South Carolina #18089
Medicaid (3)
MO #204973002 · OK #100004450A · AR #139985001

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1356312466. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
280,133
Distinct HCPCS
10
Medicare allowed
$3,416,536
HCPCS Description Services Patients Avg allowed
Q9967 Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml 59,145 289 $0
Q0138 Injection, ferumoxytol, for treatment of iron deficiency anemia, 1 mg (non-esrd use) 44,370 69 $0
A9575 Injection, gadoterate meglumine, 0.1 ml 38,513 119 $0
J9271 Injection, pembrolizumab, 1 mg 21,000 51 $53
J9299 Injection, nivolumab, 1 mg 15,840 24 $30
Q5110 Injection, filgrastim-aafi, biosimilar, (nivestym), 1 microgram 14,700 21 $0
J0897 Injection, denosumab, 1 mg 9,120 80 $23
J9267 Injection, paclitaxel, 1 mg 6,895 29 $0
J1071 Injection, testosterone cypionate, 1 mg 5,300 14 $0
J1561 Injection, immune globulin, (gamunex-c/gammaked), non-lyophilized (e.g., liquid), 500 mg 5,212 45 $48

In context: peer comparison

Among 7 peers in Fayetteville Hematology & Oncology Physician, average services per provider: 2,062. This provider delivers 136× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,597
Transactions
68
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals Lp 8 $256.31
Janssen Biotech, INC. 10 $239.56
Regeneron Healthcare Solutions, INC. 9 $170.54
Novartis Pharmaceuticals Corporation 11 $159.01
Daiichi Sankyo INC. 6 $121.81
Merck Sharp & Dohme LLC 4 $63.59
Amgen INC. 2 $53.05
Incyte Corporation 3 $44.46
Gilead Sciences, INC. 3 $39.80
Pfizer INC. 3 $39.43
Takeda Pharmaceuticals U.S.A., INC. 2 $35.58
Mirati Therapeutics, INC. 2 $34.61
Pharmacosmos Therapeutics INC. 2 $32.55
Puma Biotechnology, INC. 2 $29.62
Tempus Ai, INC 1 $20.60

By nature of payment

Food and Beverage
$1,497
Education
$100

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,031
Patients
455
Total drug cost
$140,869
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 141 42 $1,896
Potassium Chloride Generic 124 46 $2,042
Ondansetron Odt (Ondansetron) Brand 87 58 $2,662
Letrozole Generic 81 32 $5,121
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 71 38 $1,252
Xarelto (Rivaroxaban) Brand 68 20 $51,617
Prochlorperazine Maleate Generic 66 47 $1,665
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 63 23 $1,437
Prednisone Generic 63 32 $365
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 53 44 $599

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Gregory Oakhill's medical specialty?
Dr. Gregory Oakhill practices Hematology & Oncology Physician in Fayetteville, AR.
Where does Dr. Gregory Oakhill practice?
Dr. Gregory Oakhill practices at 3232 N Northhills Blvd, Fayetteville, AR 727034005. Office phone: 4795871700.
What is Dr. Gregory Oakhill's NPI?
Dr. Gregory Oakhill's National Provider Identifier (NPI) is 1356312466, issued by NPPES.
Does Dr. Gregory Oakhill accept Medicare assignment?
Yes. Dr. Gregory Oakhill accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gregory Oakhill commonly perform?
Top Medicare-reported procedures in 2023: Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml (HCPCS Q9967); Injection, ferumoxytol, for treatment of iron deficiency anemia, 1 mg (non-esrd use) (HCPCS Q0138); Injection, gadoterate meglumine, 0.1 ml (HCPCS A9575). Source: CMS Medicare Physician & Other Practitioners file.