Doctor profile · Federal record

Dr. Sidney Stoll, D.O.

Hematology & Oncology Physician (CMS: Hematology/Oncology) · Los Angeles, CA

  • NPI 1770840167
  • Accepts Medicare
  • MIPS 96.9 / 100 · 2023
  • 14 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
5901 W Olympic Blvd Ste 105
Los Angeles, CA 900364680
(323) 489-6010
fax (833) 402-0866
Additional location
1505 Wilson Ter Ste 200
Glendale, CA 912064073
(818) 409-0105
fax (818) 409-0151
Additional location
18300 Roscoe Blvd., Leavey Cancer Center
Northridge, CA 913254105
(818) 885-5331
fax (818) 700-2337
Mailing address
541 W Colorado St Ste 205
Glendale, CA 912043640

Credentials & registration

NPPES · NUCC
NPI registered
April 2012 — 14 yrs on file
Profile last updated
September 24, 2021
Year of graduation
2012 — 14 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State license (1)
California #20A16313

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1770840167. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
929
Distinct HCPCS
6
Medicare allowed
$162,371
HCPCS Description Services Patients Avg allowed
99215 Established patient office or other outpatient visit, 40-54 minutes 599 123 $194
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 128 64 $125
99214 Established patient office or other outpatient visit, 30-39 minutes 92 44 $139
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 75 64 $182
96127 Assessment of emotional or behavioral problems 19 17 $5
99205 New patient office or other outpatient visit, 60-74 minutes 16 16 $237

In context: peer comparison

Among 50 peers in Los Angeles Hematology & Oncology Physician, average services per provider: 1,244. This provider delivers 0.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,681
Transactions
108
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals Lp 8 $290.31
Janssen Biotech, INC. 13 $224.51
Daiichi Sankyo INC. 20 $211.67
E.R. Squibb & Sons, L.L.C. 19 $186.15
Pfizer INC. 8 $185.51
Merck Sharp & Dohme LLC 7 $168.34
Incyte Corporation 5 $115.34
Novartis Pharmaceuticals Corporation 5 $107.59
Takeda Pharmaceuticals U.S.A., INC. 4 $106.14
Astellas Pharma US INC 4 $99.50
Genentech USA, INC. 4 $88.86
Abbvie INC. 3 $88.31
Regeneron Healthcare Solutions, INC. 3 $83.14
GlaxoSmithKline, LLC. 3 $66.79
Lilly USA, LLC 2 $46.17

By nature of payment

Food and Beverage
$2,663
Education
$18

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
296
Patients
36
Total drug cost
$172,385
Drug Type Claims Patients Total cost
Anastrozole Generic 63 20 $2,863
Ondansetron Hcl Generic 37 16 $1,115
Letrozole Generic 24 0 $1,154
Gabapentin Generic 21 0 $587
Dexamethasone Sodium Phosphate Generic 16 0 $63
Diphenhydramine Hcl Generic 16 0 $18
Famotidine (Famotidine/Pf) Brand 16 0 $12
Palonosetron Hcl Generic 16 0 $840
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 14 0 $551
Dexamethasone Generic 13 0 $293

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Sidney Stoll's medical specialty?
Dr. Sidney Stoll practices Hematology & Oncology Physician in Los Angeles, CA.
Where does Dr. Sidney Stoll practice?
Dr. Sidney Stoll practices at 5901 W Olympic Blvd Ste 105, Los Angeles, CA 900364680. Office phone: 3234896010.
What is Dr. Sidney Stoll's NPI?
Dr. Sidney Stoll's National Provider Identifier (NPI) is 1770840167, issued by NPPES.
Does Dr. Sidney Stoll accept Medicare assignment?
Yes. Dr. Sidney Stoll accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Sidney Stoll commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.