Doctor profile · Federal record

Dr. Mark Turrill, M.D.

Hematology & Oncology Physician (CMS: Medical Oncology) · Hematology (Internal Medicine) Physician · Medical Oncology Physician · Lakeport, CA

  • NPI 1568542314
  • Accepts Medicare
  • 38 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5150 Hill RD E Ste F
Lakeport, CA 954535100
(707) 262-3060
fax (707) 262-3062
Mailing address
5150 Hill RD Ste F
Lakeport, CA 954535100

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
November 11, 2021
Year of graduation
1988 — 38 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State license (1)
California #G66868
Medicaid
CA #00G668680

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1568542314. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
48,396
Distinct HCPCS
10
Medicare allowed
$627,864
HCPCS Description Services Patients Avg allowed
J0881 Injection, darbepoetin alfa, 1 microgram (non-esrd use) 15,942 16 $3
Q0138 Injection, ferumoxytol, for treatment of iron deficiency anemia, 1 mg (non-esrd use) 14,280 12 $0
J0897 Injection, denosumab, 1 mg 10,863 47 $23
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 1,497 506 $8
36415 Insertion of needle into vein for collection of blood sample 1,379 500 $8
J2405 Injection, ondansetron hydrochloride, per 1 mg 976 17 $0
J1100 Injection, dexamethasone sodium phosphate, 1 mg 860 14 $0
99215 Established patient office or other outpatient visit, 40-54 minutes 750 378 $182
96372 Injection of drug or substance under skin or into muscle 307 72 $15
99214 Established patient office or other outpatient visit, 30-39 minutes 307 224 $131

In context: peer comparison

Among 1 peers in this city , average services per provider: 2,104. This provider delivers 23× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$262
Transactions
12
Manufacturers
8
Payer (manufacturer) Industry Txns Amount
Celgene Corporation 4 $76.41
Alexion Pharmaceuticals, Inc. 2 $53.02
Saluda Medical Americas, Inc. 1 $27.56
Rigel Pharmaceuticals, Inc. 1 $23.97
SERVIER PHARMACEUTICALS LLC 1 $23.93
GlaxoSmithKline, LLC. 1 $23.75
AstraZeneca Pharmaceuticals LP 1 $17.27
PFIZER INC. 1 $15.83

By nature of payment

Food and Beverage
$262

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
920
Patients
160
Total drug cost
$807,833
Drug Type Claims Patients Total cost
Anastrozole Generic 185 40 $4,342
Levothyroxine Sodium Generic 72 17 $1,009
Letrozole Generic 66 16 $1,083
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 62 18 $1,625
Prednisone Generic 62 17 $665
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 56 15 $1,880
Gabapentin Generic 55 13 $982
Abiraterone Acetate Generic 54 11 $130,443
Hydroxyurea Generic 52 0 $1,565
Bicalutamide Generic 45 0 $1,264

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Turrill's medical specialty?
Dr. Mark Turrill practices Hematology & Oncology Physician in Lakeport, CA.
Where does Dr. Mark Turrill practice?
Dr. Mark Turrill practices at 5150 Hill RD E Ste F, Lakeport, CA 954535100. Office phone: 7072623060.
What is Dr. Mark Turrill's NPI?
Dr. Mark Turrill's National Provider Identifier (NPI) is 1568542314, issued by NPPES.
Does Dr. Mark Turrill accept Medicare assignment?
Yes. Dr. Mark Turrill accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Turrill commonly perform?
Top Medicare-reported procedures in 2023: Injection, darbepoetin alfa, 1 microgram (non-esrd use) (HCPCS J0881); Injection, ferumoxytol, for treatment of iron deficiency anemia, 1 mg (non-esrd use) (HCPCS Q0138); Injection, denosumab, 1 mg (HCPCS J0897). Source: CMS Medicare Physician & Other Practitioners file.