Doctor profile · Federal record

Dr. Natalie Marshall, M.D.

Medical Oncology Physician (CMS: Medical Oncology) · Berkeley, CA

  • NPI 1366445470
  • Accepts Medicare
  • 34 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3100 San Pablo Ave., Suite 430
Berkeley, CA 94702
(510) 420-8000
fax (510) 985-5202

Credentials & registration

NPPES · NUCC
NPI registered
May 2005 — 21 yrs on file
Profile last updated
October 12, 2020
Year of graduation
1992 — 34 yrs since
Specialty taxonomy
207RX0202X — NUCC code
State license (1)
New Mexico #93-322
Medicaid
NM #10714

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1366445470. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
20,542
Distinct HCPCS
10
Medicare allowed
$391,677
HCPCS Description Services Patients Avg allowed
J0185 Injection, aprepitant, 1 mg 7,930 13 $2
J0897 Injection, denosumab, 1 mg 6,480 30 $23
J9394 Injection, fulvestrant (fresenius kabi) not therapeutically equivalent to j9395, 25 mg 1,280 12 $13
J2469 Injection, palonosetron hcl, 25 mcg 840 17 $1
J7030 Infusion, normal saline solution , 1000 cc 713 56 $2
96375 Injection of additional new drug or substance into vein 534 35 $20
J2405 Injection, ondansetron hydrochloride, per 1 mg 496 18 $0
99214 Established patient office or other outpatient visit, 30-39 minutes 390 250 $152
96413 Administration of chemotherapy into vein, 1 hour or less 316 44 $176
36415 Insertion of needle into vein for collection of blood sample 163 64 $8

In context: peer comparison

Among 2 peers in Berkeley Medical Oncology Physician, average services per provider: 632. This provider delivers 33× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
684
Patients
252
Total drug cost
$1,036,337
Drug Type Claims Patients Total cost
Letrozole Generic 265 86 $10,237
Tamoxifen Citrate Generic 153 67 $5,430
Anastrozole Generic 50 23 $1,828
Gabapentin Generic 35 15 $828
Ondansetron Hcl Generic 29 21 $284
Alendronate Sodium Generic 28 13 $452
Olanzapine Generic 28 16 $846
Lynparza (Olaparib) Brand 21 0 $231,711
Kisqali (Ribociclib Succinate) Brand 17 0 $260,283
Exemestane Generic 16 0 $2,440

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Natalie Marshall's medical specialty?
Dr. Natalie Marshall practices Medical Oncology Physician in Berkeley, CA.
Where does Dr. Natalie Marshall practice?
Dr. Natalie Marshall practices at 3100 San Pablo Ave., Berkeley, CA 94702. Office phone: 5104208000.
What is Dr. Natalie Marshall's NPI?
Dr. Natalie Marshall's National Provider Identifier (NPI) is 1366445470, issued by NPPES.
Does Dr. Natalie Marshall accept Medicare assignment?
Yes. Dr. Natalie Marshall accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Natalie Marshall commonly perform?
Top Medicare-reported procedures in 2023: Injection, aprepitant, 1 mg (HCPCS J0185); Injection, denosumab, 1 mg (HCPCS J0897); Injection, fulvestrant (fresenius kabi) not therapeutically equivalent to j9395, 25 mg (HCPCS J9394). Source: CMS Medicare Physician & Other Practitioners file.