Doctor profile · Federal record

Dr. Rachael Walker

Medical Oncology Physician (CMS: Physician Assistant) · Baltimore, MD

  • NPI 1487241584
  • MIPS 74.4 / 100 · 2023
  • 5 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
600 N Wolfe St
Baltimore, MD 212870005
(410) 955-5000
Mailing address
6201 Greenleigh Ave
Middle River, MD 212202004

Credentials & registration

NPPES · NUCC
NPI registered
December 2020 — 6 yrs on file
Profile last updated
December 3, 2021
Year of graduation
2021 — 5 yrs since
Specialty taxonomy
207RX0202X — NUCC code
State license (1)
Maryland #C08261

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1487241584. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
127
Distinct HCPCS
3
Medicare allowed
$12,348
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 88 29 $105
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 28 13 $70
99239 Hospital discharge day management, more than 30 minutes 11 11 $102

In context: peer comparison

Among 37 peers in Baltimore Medical Oncology Physician, average services per provider: 1,726. This provider delivers 0.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$285
Transactions
4
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Exelixis INC. 1 $120.37
Jazz Pharmaceuticals INC. 1 $113.28
Ipsen Biopharmaceuticals, INC 1 $27.44
Lilly USA, LLC 1 $24.32

By nature of payment

Food and Beverage
$285

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
13
Patients
0
Total drug cost
$619
Drug Type Claims Patients Total cost
Valacyclovir (Valacyclovir Hcl) Brand 13 0 $619

Frequently asked questions

Auto-generated from federal data
What is Dr. Rachael Walker's medical specialty?
Dr. Rachael Walker practices Medical Oncology Physician in Baltimore, MD.
Where does Dr. Rachael Walker practice?
Dr. Rachael Walker practices at 600 N Wolfe St, Baltimore, MD 212870005. Office phone: 4109555000.
What is Dr. Rachael Walker's NPI?
Dr. Rachael Walker's National Provider Identifier (NPI) is 1487241584, issued by NPPES.
Does Dr. Rachael Walker accept Medicare assignment?
Dr. Rachael Walker does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Rachael Walker commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.