Rachael Walker

  • Rosedale, MD
  • Medical oncologist
NPI1487241584PAC ID6709276777
Medicare services, 2023
127
Part D claims, 2024
77
MIPS score, 2024
83
Hospital affiliations
2
Industry payments
$930
Practice address
9000 Franklin Square Drive, Rosedale, MD 21237
Practice phone
Call (443) 777-7850
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

MedStar Franklin Square Medical Center

Hospital · Rosedale, Maryland

See all 4 affiliations

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Rachael Walker is a medical oncologist in Rosedale, Maryland

Rachael Walker practices at MedStar Franklin Square Medical Center in Rosedale, Maryland, part of MedStar Health.

Rachael Walker's NPI, 1487241584, was assigned on December 23, 2020. Rachael Walker holds Maryland license C08261.

NPI and contact details
Medicare PAC ID
6709276777
NPI enumeration date
December 23, 2020
NPI status
Active
Practice phone
(443) 777-7850
Professional email
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Personal email
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Mobile number
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Sex
Female
Estimated age
31
Medical school graduation
2021

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data

Rachael Walker practices at MedStar Franklin Square Medical Center in Rosedale, Maryland

Rachael Walker's primary practice is MedStar Franklin Square Medical Center, at 9000 Franklin Square Drive, Rosedale, MD 21237 in Baltimore County. The practice phone is (443) 777-7850.

Source: Dmand AI Affiliation Data

Rachael Walker is affiliated with 2 sites of care and 2 medical groups

Rachael Walker's primary practice is MedStar Franklin Square Medical Center in Rosedale, Maryland, part of MedStar Health. Rachael Walker is also affiliated with The Johns Hopkins Hospital. The medical group on file is Johns Hopkins University. Dmand AI also links Rachael Walker to 1 more medical group, named with a free account.

See all 4 affiliations for Rachael Walker

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Rachael Walker's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Rachael Walker practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
MedStar Franklin Square Medical CenterAvailable with a free account
+1 more site and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Rachael Walker is one of 157 medical oncologists in Maryland

Medical oncology is Rachael Walker's primary specialty in the NPI Registry, under taxonomy code 207RX0202X. Rachael Walker is licensed in Maryland.

Specialties and state licenses

  • Medical oncology, MarylandPrimaryLicense C08261 · taxonomy 207RX0202X

Medical oncologists near Rachael Walker

Counts of medical oncologists with a Dmand AI profile, by place and practice. Each opens the list.

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Rachael Walker billed Medicare for 127 services in 2023

CMS data shows 127 Medicare services from Rachael Walker across 3 procedure codes in 2023. Medicare paid $9,725 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2023127
Paid by Medicare$9,725
Procedure codes3

Rachael Walker's Medicare services by type, 2022 to 2023

  • 2022
  • 2023
Office and hospital visits
2022: 672023: 12790%

Rachael Walker compared with the Maryland median for medical oncologists, 2023

  • Rachael Walker
  • Maryland median
Medicare services
127vs 42270% below
Part D claims
13vs 11889% below

Medians across 124 medical oncologists in Maryland with Dmand AI profiles that report each measure.

Rachael Walker's most billed Medicare procedure codes, 2023

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Rachael Walker's patients have a median age of 70

Across all payers, Dmand AI patient panel data puts Rachael Walker's median patient age at 70, with 31% women.

Rachael Walker's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 70

Patient panel by sex, all payers

  • Women31%
  • Men69%

Source: Dmand AI Patient Panel Data

Rachael Walker wrote 77 Medicare Part D claims in 2024

In 2024, Rachael Walker wrote 77 Medicare Part D claims for 23 patients. 90% of them were for generic drugs. CMS names the drug for 13 of them, across 1 drug with 11 or more claims each, at $619 in total drug cost.

Part D claims, 202477
Drugs named by CMS1
Total drug cost$619
Part D patients23

Rachael Walker's Part D claims by kind of drug, 2024

  • Generic69 claims90%
  • Brand-name and other8 claims10%

Rachael Walker's most prescribed drugs by claims, 2023

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Drug classes CMS tracks in Rachael Walker's Part D claims, 2024

  • Antibiotics21%16 of 77 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

See all prescribing by Rachael Walker

Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data

Rachael Walker scored 83 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 83 out of 100 for Rachael Walker for performance year 2024, reported as part of a group.

Rachael Walker's MIPS scores, performance year 2024

  • 83of 100Final score
  • 73.9of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 70of 100Cost

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Source: Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026

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Rachael Walker received $930 in industry payments from 2022 to 2025

CMS Open Payments shows 15 general payments to Rachael Walker from 12 drug and device companies from 2022 to 2025. Food and beverage make up the largest share, 100% of the total. Jazz Pharmaceuticals Inc. paid the most, $239.

General payments to Rachael Walker by program year, 2022 to 2025

Companies that paid Rachael Walker the most, 2022 to 2025

Share is of all general payments to this clinician.

See all payments to Rachael Walker

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Sources for Rachael Walker's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel Data
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesClinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Rachael Walker

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Rachael Walker's NPI number?

Rachael Walker's NPI number is 1487241584. It was assigned on December 23, 2020, and it is active in the NPI Registry.

What does Rachael Walker specialize in?

Rachael Walker is a medical oncologist in Rosedale, Maryland. The primary specialty in the NPI Registry is Medical Oncology Physician (taxonomy code 207RX0202X).

Where does Rachael Walker practice?

Rachael Walker practices at 9000 Franklin Square Drive, Rosedale, MD 21237. Rachael Walker's primary practice is MedStar Franklin Square Medical Center in Rosedale, Maryland, part of MedStar Health. Dmand AI also links Rachael Walker to 1 medical group.

What is Rachael Walker's office phone number?

The practice phone on file for Rachael Walker is (443) 777-7850.

What is Rachael Walker's medical license number?

Rachael Walker holds Maryland license C08261.

Which hospitals is Rachael Walker affiliated with?

Rachael Walker practices at MedStar Franklin Square Medical Center in Rosedale, Maryland. Rachael Walker is also affiliated with The Johns Hopkins Hospital.

What medical group is Rachael Walker part of?

Rachael Walker is linked to Johns Hopkins University. Dmand AI links Rachael Walker to 1 more medical group.

Does Rachael Walker accept Medicare?

Yes. CMS data shows Rachael Walker billed Medicare for 127 services in 2023.

What is Rachael Walker's MIPS score?

Rachael Walker's MIPS final score for performance year 2024 is 83 out of 100, reported as part of a group.

What services does Rachael Walker bill to Medicare?

In 2023, Rachael Walker's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99232) and hospital inpatient care (99239).

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What drugs does Rachael Walker prescribe most?

In 2023 Medicare Part D data, Rachael Walker's most prescribed drugs by claims were Valacyclovir.

Has Rachael Walker received payments from drug or device companies?

CMS Open Payments shows $930 in general payments to Rachael Walker from 12 companies from 2022 to 2025. The largest total came from Jazz Pharmaceuticals Inc.

How long has Rachael Walker been practicing?

Rachael Walker graduated from medical school in 2021, 5 years ago.

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