Doctor profile · Federal record

Dr. William Jonas, M.D.

Hematology & Oncology Physician (CMS: Hematology/Oncology) · Atlanta, GA

  • NPI 1962443051
  • MIPS 97.5 / 100 · 2023
  • 26 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 4 locations .

NPPES Updated May 11, 2026
Primary practice
1800 Howell Mill RD Nw Ste 800
Atlanta, GA 303180922
(404) 350-9853
fax (404) 350-8407
Additional location
1240 Eagles Landing Pkwy Ste 260
Stockbridge, GA 302815173
(678) 854-9500
fax (678) 854-9502
Additional location
1267 Highway 54 W Ste 4200
Fayetteville, GA 302142112
(678) 829-1060
fax (678) 829-1099
Show 1 more location
Additional location
775 Poplar RD Ste 310
Newnan, GA 302658303
(770) 251-2590
fax (770) 251-1490

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
September 12, 2025
Year of graduation
2000 — 26 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State license (1)
Georgia #052586

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1962443051. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
72,251
Distinct HCPCS
10
Medicare allowed
$2,321,512
HCPCS Description Services Patients Avg allowed
J9299 Injection, nivolumab, 1 mg 31,120 11 $28
J9271 Injection, pembrolizumab, 1 mg 12,200 12 $52
J0897 Injection, denosumab, 1 mg 7,440 20 $22
J1437 Injection, ferric derisomaltose, 10 mg 6,900 55 $20
Q5123 Injection, rituximab-arrx, biosimilar, (riabni), 10 mg 3,413 13 $42
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 1,754 660 $8
J1100 Injection, dexamethasone sodium phosphate, 1 mg 1,736 44 $0
99213 Established patient office or other outpatient visit, 20-29 minutes 1,095 547 $86
J2469 Injection, palonosetron hcl, 25 mcg 1,090 25 $1
J0640 Injection, leucovorin calcium, per 50 mg 766 11 $4

In context: peer comparison

Among 27 peers in Atlanta Hematology & Oncology Physician, average services per provider: 465. This provider delivers 155× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,694
Transactions
62
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Pfizer INC. 13 $352.52
AstraZeneca Pharmaceuticals Lp 8 $187.85
Abbvie INC. 6 $135.60
Novartis Pharmaceuticals Corporation 4 $102.78
Daiichi Sankyo INC. 4 $97.60
Genentech USA, INC. 5 $93.03
Merck Sharp & Dohme LLC 4 $91.43
Gilead Sciences, INC. 4 $85.19
BeiGene USA, INC. 3 $67.56
Genzyme Corporation 2 $65.44
GlaxoSmithKline, LLC. 3 $65.37
Takeda Pharmaceuticals U.S.A., INC. 2 $61.18
Eisai INC. 2 $38.12
Rigel Pharmaceuticals, INC. 1 $28.76
Legend Biotech USA INC. 1 $28.28

By nature of payment

Food and Beverage
$1,664
Education
$30

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,224
Patients
333
Total drug cost
$2,887,644
Drug Type Claims Patients Total cost
Eliquis (Apixaban) Brand 172 31 $125,373
Anastrozole Generic 146 38 $3,213
Valacyclovir (Valacyclovir Hcl) Brand 112 27 $4,636
Dexamethasone Generic 94 38 $1,953
Prochlorperazine Maleate Generic 91 73 $1,432
Hydroxyurea Generic 87 18 $3,406
Letrozole Generic 82 15 $1,839
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 72 18 $326
Xarelto (Rivaroxaban) Brand 69 15 $66,115
Gabapentin Generic 58 13 $1,272

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. William Jonas's medical specialty?
Dr. William Jonas practices Hematology & Oncology Physician in Atlanta, GA.
Where does Dr. William Jonas practice?
Dr. William Jonas practices at 1800 Howell Mill RD Nw Ste 800, Atlanta, GA 303180922. Office phone: 4043509853.
What is Dr. William Jonas's NPI?
Dr. William Jonas's National Provider Identifier (NPI) is 1962443051, issued by NPPES.
Does Dr. William Jonas accept Medicare assignment?
Dr. William Jonas does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. William Jonas commonly perform?
Top Medicare-reported procedures in 2023: Injection, nivolumab, 1 mg (HCPCS J9299); Injection, pembrolizumab, 1 mg (HCPCS J9271); Injection, denosumab, 1 mg (HCPCS J0897). Source: CMS Medicare Physician & Other Practitioners file.