Doctor profile · Federal record

Dr. Christopher Foss, MD

Hematology & Oncology Physician (CMS: Hematology/Oncology) · Hospitalist Physician · Santa Clarita, CA

  • NPI 1629431044
  • Accepts Medicare
  • MIPS 67.3 / 100 · 2023
  • 10 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
25751 McBean Pkwy
Santa Clarita, CA 913553701
(661) 839-1801
Mailing address
Po Box 31309
Los Angeles, CA 900310309

Credentials & registration

NPPES · NUCC
NPI registered
April 2016 — 10 yrs on file
Profile last updated
March 13, 2025
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State license (1)
California #A155463
Medicaid
CA #CF3232267556

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1629431044. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,280
Distinct HCPCS
10
Medicare allowed
$80,351
HCPCS Description Services Patients Avg allowed
J0885 Injection, epoetin alfa, (for non-esrd use), 1000 units 1,560 12 $7
36415 Insertion of needle into vein for collection of blood sample 132 45 $8
99213 Established patient office or other outpatient visit, 20-29 minutes 112 54 $98
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 112 30 $83
96372 Injection of drug or substance under skin or into muscle 101 16 $16
99214 Established patient office or other outpatient visit, 30-39 minutes 88 37 $139
99215 Established patient office or other outpatient visit, 40-54 minutes 67 21 $192
99205 New patient office or other outpatient visit, 60-74 minutes 53 53 $237
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 31 25 $182
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 24 15 $125

In context: peer comparison

Among 6 peers in Santa Clarita Hematology & Oncology Physician, average services per provider: 970. This provider delivers 2.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,354
Transactions
48
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Lilly USA, LLC 7 $175.27
Emd Serono, INC. 5 $142.33
Bayer Healthcare Pharmaceuticals INC. 5 $122.37
GlaxoSmithKline, LLC. 5 $107.03
AstraZeneca Pharmaceuticals Lp 4 $105.85
Eisai INC. 4 $77.23
Genentech USA, INC. 3 $68.98
Abbvie INC. 3 $62.82
BeiGene USA, INC. 2 $59.24
Takeda Pharmaceuticals U.S.A., INC. 2 $52.22
Pfizer INC. 2 $51.76
Daiichi Sankyo INC. 2 $46.10
Ipsen Biopharmaceuticals, INC 2 $42.62
Jazz Pharmaceuticals INC. 1 $31.46
Exelixis INC. 1 $31.39

By nature of payment

Food and Beverage
$1,354

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
343
Patients
83
Total drug cost
$29,833
Drug Type Claims Patients Total cost
Anastrozole Generic 98 23 $1,947
Ondansetron Odt (Ondansetron) Brand 31 18 $772
Eliquis (Apixaban) Brand 25 0 $15,928
Lidocaine-Prilocaine (Lidocaine/Prilocaine) Brand 24 18 $451
Metoclopramide Hcl Generic 19 0 $110
Prochlorperazine Maleate Generic 18 13 $261
Acyclovir Generic 17 0 $197
Mirtazapine Generic 17 0 $130
Ondansetron Hcl Generic 15 11 $257
Xarelto (Rivaroxaban) Brand 15 0 $9,070

Frequently asked questions

Auto-generated from federal data
What is Dr. Christopher Foss's medical specialty?
Dr. Christopher Foss practices Hematology & Oncology Physician in Santa Clarita, CA.
Where does Dr. Christopher Foss practice?
Dr. Christopher Foss practices at 25751 McBean Pkwy, Santa Clarita, CA 913553701. Office phone: 6618391801.
What is Dr. Christopher Foss's NPI?
Dr. Christopher Foss's National Provider Identifier (NPI) is 1629431044, issued by NPPES.
Does Dr. Christopher Foss accept Medicare assignment?
Yes. Dr. Christopher Foss accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Christopher Foss commonly perform?
Top Medicare-reported procedures in 2023: Injection, epoetin alfa, (for non-esrd use), 1000 units (HCPCS J0885); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.