Doctor profile · Federal record

Dr. Ethan Schram, M.D.

Medical Oncology Physician (CMS: Hematology/Oncology) · Internal Medicine Physician · Hematology & Oncology Physician · Walnut Creek, CA

  • NPI 1659320703
  • Accepts Medicare
  • MIPS 76.9 / 100 · 2023
  • 23 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
575 Lennon Ln Ste 153
Walnut Creek, CA 945982443
(925) 433-8786
fax (925) 433-8788
Additional location
10 Woodland RD, Martin-O'Neil Cancer Center
Saint Helena, CA 945749554
(707) 967-5721
fax (707) 967-5722

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
February 27, 2025
Year of graduation
2003 — 23 yrs since
Specialty taxonomy
207RX0202X — NUCC code
State license (1)
California #A100608

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1659320703. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,477
Distinct HCPCS
10
Medicare allowed
$162,546
HCPCS Description Services Patients Avg allowed
99215 Established patient office or other outpatient visit, 40-54 minutes 529 137 $126
99214 Established patient office or other outpatient visit, 30-39 minutes 244 137 $94
99213 Established patient office or other outpatient visit, 20-29 minutes 207 124 $63
99214 Established patient office or other outpatient visit, 30-39 minutes 118 66 $129
99213 Established patient office or other outpatient visit, 20-29 minutes 103 70 $87
99205 New patient office or other outpatient visit, 60-74 minutes 65 65 $177
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 52 25 $127
96372 Injection of drug or substance under skin or into muscle 38 20 $15
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 38 35 $185
99215 Established patient office or other outpatient visit, 40-54 minutes 26 17 $179

In context: peer comparison

Among 1 peers in this city , average services per provider: 105. This provider delivers 14× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$4,639
Transactions
65
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Myriad Genetic Laboratories, Inc. 11 $2,937.96
Merck Sharp & Dohme LLC 8 $218.09
AstraZeneca Pharmaceuticals LP 3 $165.67
Janssen Biotech, Inc. 5 $154.48
Novartis Pharmaceuticals Corporation 6 $150.86
PFIZER INC. 7 $145.21
ABBVIE INC. 6 $125.36
Daiichi Sankyo Inc. 4 $108.40
Genentech USA, Inc. 4 $108.33
Takeda Pharmaceuticals U.S.A., Inc. 3 $102.14
INTUITIVE SURGICAL, INC. 1 $98.10
Regeneron Healthcare Solutions, Inc. 2 $64.28
ARRAY BIOPHARMA INC 2 $63.57
Celgene Corporation 2 $50.23
Karyopharm Therapeutics Inc. 1 $32.07

By nature of payment

Food and Beverage
$1,889
Consulting Fee
$1,650
Honoraria
$1,100

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
504
Patients
28
Total drug cost
$1,207,573
Drug Type Claims Patients Total cost
Anastrozole Generic 65 17 $2,152
Tamoxifen Citrate Generic 53 0 $927
Xarelto (Rivaroxaban) Brand 43 0 $32,709
Prednisone Generic 41 0 $1,898
Hydroxyurea Generic 39 0 $852
Xtandi (Enzalutamide) Brand 37 0 $518,040
Abiraterone Acetate Generic 32 0 $142,326
Citalopram Hbr (Citalopram Hydrobromide) Brand 29 0 $256
Gabapentin Generic 28 0 $221
Acyclovir Generic 27 0 $486

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Ethan Schram's medical specialty?
Dr. Ethan Schram practices Medical Oncology Physician in Walnut Creek, CA.
Where does Dr. Ethan Schram practice?
Dr. Ethan Schram practices at 575 Lennon Ln Ste 153, Walnut Creek, CA 945982443. Office phone: 9254338786.
What is Dr. Ethan Schram's NPI?
Dr. Ethan Schram's National Provider Identifier (NPI) is 1659320703, issued by NPPES.
Does Dr. Ethan Schram accept Medicare assignment?
Yes. Dr. Ethan Schram accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ethan Schram commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.