Dr. Corey Tyler Walker, MD

  • West Hollywood, CA
  • Neurosurgeon
NPI1083025183PAC ID7315341575
Medicare services, 2024
599
Medicare patients, 2024
295
Part D claims, 2024
67
Publications
24
MIPS score, 2024
93
Practice address
8700 Beverly Blvd, Los Angeles, CA 90048
Practice phone
Call (310) 423-5000
Professional email
Get professional email
Personal email
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Mobile number
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Social profiles

Primary practice

Cedars-Sinai Medical Center

Hospital · Los Angeles, California

See all 6 affiliations

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Dr. Corey Tyler Walker is a neurosurgeon in West Hollywood, California

Dr. Walker practices at Cedars-Sinai Medical Center in Los Angeles, California, part of Cedars-Sinai Health System.

Dr. Walker's NPI, 1083025183, was assigned on May 12, 2014. Dr. Walker graduated from University of Rochester Medical Center in 2014. Dr. Walker's California license number on file is A166677.

NPI and contact details
Medicare PAC ID
7315341575
NPI enumeration date
May 12, 2014
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(310) 423-5000
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
38
Medical school graduation
2014

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Corey Tyler Walker practices at Cedars-Sinai Medical Center in Los Angeles, California

Dr. Walker's primary practice is Cedars-Sinai Medical Center, at 8700 Beverly Blvd, Los Angeles, CA 90048 in Los Angeles County. The practice phone is (310) 423-5000.

Source: Dmand AI Affiliation Data

Dr. Corey Tyler Walker is affiliated with 4 sites of care and 2 medical groups

Dr. Walker's primary practice is Cedars-Sinai Medical Center in Los Angeles, California, part of Cedars-Sinai Health System. Dr. Walker is also affiliated with Providence Cedars-Sinai Tarzana Medical Center. The medical group on file is Cedars-Sinai Medical Center. Dmand AI also links Dr. Walker to 1 more group practice or clinic, 1 home health agency and 1 medical group, each named with a free account.

See all 6 affiliations for Dr. Walker

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

Dmand AI tracks the EHR system at Dr. Corey Tyler Walker's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Walker practices, 4 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Cedars-Sinai Medical CenterAvailable with a free account
+3 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Corey Tyler Walker is one of 846 neurosurgeons in California

Neurological surgery is Dr. Walker's primary specialty in the NPI Registry, under taxonomy code 207T00000X. Dr. Walker is board certified in neurological surgery by the American Board of Neurological Surgery. Dr. Walker has a license on file in California.

Specialties and state licenses

  • Neurological surgery, CaliforniaPrimaryLicense A166677 · 2019 to 2025 · taxonomy 207T00000X

Clinical focus

Dmand AI lists back and neck pain treatment without fusion, craniotomy, lower back pain, neck pain and spine problems, spinal fusion and thoracic spine disorders among the conditions Dr. Walker treats.

Neurosurgeons near Dr. Walker

Counts of neurosurgeons 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

Dr. Corey Tyler Walker billed Medicare for 599 services in 2024

CMS data shows 599 Medicare services from Dr. Walker across 16 procedure codes in 2024, for 295 Medicare patients. Medicare paid $118,288 for them.

Medicare services, 2024599
Medicare patients295
Paid by Medicare$118,288
Procedure codes16

Dr. Walker's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 2892024: 35422%
Surgery
2023: 1002024: 227127%
Other services
2023: 02024: 18

Where Dr. Walker's Medicare services took place, 2024

  • In an office16327%
  • In a facility43673%

Dr. Walker compared with the California median for neurosurgeons, 2024

  • Dr. Walker
  • California median
Medicare services
599vs 2162.8 times
Medicare patients
295vs 15492% above
Part D claims
11vs 2658% below

Medians across 679 neurosurgeons in California with Dmand AI profiles that report each measure.

Dr. Walker's most billed Medicare procedure codes, 2024

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

See all procedures by Dr. Walker

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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Walker and other neurosurgeons in California.

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

Dr. Corey Tyler Walker treated 295 Medicare patients in 2024, average age 74

CMS counts 295 Medicare patients who saw Dr. Walker in 2024. The largest group is 65 to 74, with 125 patients. 75% of them have arthritis, and 75% have high cholesterol. 18% are also on Medicaid. Their average risk score is 1.29, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Walker's median patient age at 71, with 50% women.

Medicare patients, 2024295
Average age74
Average risk score1.29
Also on Medicaid18%

Dr. Walker's Medicare patients by age, 2024

Dr. Walker's Medicare patients by sex, 2024

  • Women15854%
  • Men13746%

Chronic conditions among Dr. Walker's Medicare patients, 2024

  1. Arthritis75%
  2. High cholesterol75%
  3. High blood pressure71%
  4. Ischemic heart disease39%
  5. Mood disorders36%
  6. Depression34%
  7. Anxiety33%
  8. Diabetes31%

Share of Medicare patients with each condition. A patient can have several.

Dr. 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 71

Patient panel by sex, all payers

  • Women50%
  • Men48%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Corey Tyler Walker wrote 67 Medicare Part D claims in 2024

In 2024, Dr. Walker wrote 67 Medicare Part D claims for 36 patients. 99% of them were for generic drugs. CMS names the drug for 11 of them, across 1 drug with 11 or more claims each, at $19 in total drug cost. In 2023, CMS named 31 claims across 2 drugs.

Part D claims, 202467
Drugs named by CMS1
Total drug cost$19
Part D patients36

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

  • Generic66 claims99%
  • Brand-name and other1 claims1%

Dr. Walker's most prescribed drugs by claims, 2024

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 Dr. Walker's Part D claims, 2024

  • Opioids45%30 of 67 claims

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

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 312024: 1165%

Drugs named by CMS: 1 in 2024, 2 in 2023.

See all prescribing by Dr. 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

Dr. Corey Tyler Walker scored 93 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 93 out of 100 for Dr. Walker for performance year 2024, reported as part of a group. Dr. Walker accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Walker as offering telehealth. CMS counts 129 procedures of laminectomy or laminotomy (partial removal of spine bones) by Dr. Walker, more than 97% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Walker's MIPS scores, performance year 2024

  • 93of 100Final score
  • 77.8of 100Quality
  • 98of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 71of 100Cost

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

Where Dr. Walker ranks in Medicare procedure volume

Spinal fusion
92nd percentile236 procedures
Laminectomy or laminotomy (partial removal of spine bones)
97th percentile129 procedures

CMS ranks each clinician against every clinician it reports for the same procedure category.

Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)

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Dr. Corey Tyler Walker has 24 publications on record

Dmand AI links 24 papers to Dr. Walker, published from 2012 to 2025. 2018 was the busiest year, with 4. The most frequent topics are Lumbar Vertebrae and Machine Learning. Dr. Walker has published most often in Spine (Phila Pa 1976). Dr. Walker's most frequent co-authors are Juan S. Uribe, MD, Jakub Godzik, MD and Alexander Charles Whiting, MD.

Papers24
Years published2012 to 2025

Dr. Walker's papers by year, 2012 to 2025

Topics Dr. Walker writes about most

  • Lumbar Vertebrae
  • Machine Learning

Dr. Walker's most frequent co-authors

Recent publications by Dr. Walker

See all 24 publications and co-authors

See who Dr. Walker researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Walker works with, so you can find a warm path to the right neurosurgeons.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Corey Tyler Walker received $119,751 in industry payments from 2019 to 2025

CMS Open Payments shows 214 general payments to Dr. Walker from 18 drug and device companies from 2019 to 2025. Consulting fees make up the largest share, 47% of the total. Alphatec Spine, Inc paid the most, $65,604.

General payments to Dr. Walker by program year, 2019 to 2025

General payments to Dr. Walker by kind, 2019 to 2025

$119.8Kin total
  • Consulting fees$55,78047%
  • Grants$37,50031%
  • Food and beverage$16,68914%
  • Travel and lodging$9,7228%
  • Entertainment$600%

Companies that paid Dr. Walker the most, 2019 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Walker

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

Dr. Corey Tyler Walker graduated from University of Rochester Medical Center

Dr. Walker graduated from University of Rochester Medical Center in 2014. Dr. Walker is a member of CNS.

  1. Medical schoolUniversity of Rochester Medical Center
  2. Board certified in neurological surgeryAmerican Board of Neurological Surgery

Source: Dmand AI Professional Profile Data

Dr. Corey Tyler Walker accepts plans from 13 insurance carriers

Dr. Walker is in network with 13 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.

  • Aetna
  • Elevance
  • Blue Cross Blue Shield of Michigan
  • United Healthcare
  • HCSC
  • Blue Cross Blue Shield of Massachusetts
  • Regence Health Plans
  • Alliant Health Plans
  • +5 more carriersWith a free account

Plan types Dr. Walker accepts, by number of carriers

  1. PPO9
  2. Medicare8
  3. HMO6
  4. EPO4
  5. POS4

Source: Dmand AI Insurance Network Data

Sources for Dr. Corey Tyler 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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
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 percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
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 Dr. Corey Tyler 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 Dr. Corey Tyler Walker's NPI number?

Dr. Corey Tyler Walker's NPI number is 1083025183. It was assigned on May 12, 2014, and it is active in the NPI Registry.

What kind of doctor is Dr. Corey Tyler Walker?

Dr. Corey Tyler Walker is a neurosurgeon in West Hollywood, California. The primary specialty in the NPI Registry is Neurological Surgery Physician (taxonomy code 207T00000X).

Where does Dr. Corey Tyler Walker practice?

Dr. Walker practices at 8700 Beverly Blvd, Los Angeles, CA 90048. Dr. Walker's primary practice is Cedars-Sinai Medical Center in Los Angeles, California, part of Cedars-Sinai Health System. Dmand AI also links Dr. Walker to 1 group practice or clinic, 1 home health agency and 1 medical group.

What is Dr. Corey Tyler Walker's office phone number?

The practice phone on file for Dr. Walker is (310) 423-5000.

What is Dr. Corey Tyler Walker's medical license number?

Dr. Walker's California license number on file is A166677.

Which hospitals is Dr. Corey Tyler Walker affiliated with?

Dr. Walker practices at Cedars-Sinai Medical Center in Los Angeles, California. Dr. Walker is also affiliated with Providence Cedars-Sinai Tarzana Medical Center.

What medical group is Dr. Corey Tyler Walker part of?

Dr. Walker is linked to Cedars-Sinai Medical Center. Dmand AI links Dr. Walker to 1 more medical group.

Does Dr. Corey Tyler Walker accept Medicare?

Yes. CMS data shows Dr. Walker billed Medicare for 599 services in 2024, and Dr. Walker accepts Medicare assignment.

Does Dr. Corey Tyler Walker offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Walker as offering telehealth services.

What is Dr. Corey Tyler Walker's MIPS score?

Dr. Walker's MIPS final score for performance year 2024 is 93 out of 100, reported as part of a group.

Show 10 more questionsShow fewer questions

How many Medicare patients does Dr. Corey Tyler Walker see?

CMS counts 295 Medicare patients who saw Dr. Walker in 2024, with an average age of 74.

Is Dr. Corey Tyler Walker board certified?

Yes. Dr. Walker is board certified in neurological surgery by the American Board of Neurological Surgery.

What services does Dr. Corey Tyler Walker bill to Medicare?

In 2024, Dr. Walker's most billed Medicare services were office visit, established patient (99212), office visit, new patient (99203) and office visit, new patient (99204).

Where did Dr. Corey Tyler Walker go to medical school?

Dr. Walker graduated from University of Rochester Medical Center in 2014.

What drugs does Dr. Corey Tyler Walker prescribe most?

In 2024 Medicare Part D data, Dr. Walker's most prescribed drugs by claims were Tramadol HCl.

Has Dr. Corey Tyler Walker received payments from drug or device companies?

CMS Open Payments shows $119,751 in general payments to Dr. Walker from 18 companies from 2019 to 2025. The largest total came from Alphatec Spine, Inc.

How long has Dr. Corey Tyler Walker been practicing?

Dr. Walker graduated from medical school in 2014, 12 years ago.

Does Dr. Corey Tyler Walker do research?

Dmand AI links 24 publications to Dr. Walker, published from 2012 to 2025.

Who does Dr. Corey Tyler Walker publish with?

Dr. Walker's most frequent co-authors are Juan S. Uribe, MD (14 shared papers), Jakub Godzik, MD (10 shared papers) and Alexander Charles Whiting, MD (5 shared papers).

What insurance does Dr. Corey Tyler Walker accept?

Dr. Walker is in network with 13 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.

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