Dr. Cormac Oliver Loughrey Maher, MD

  • Palo Alto, CA
  • Neurosurgeon
NPI1043229073PAC ID5092751545
Medicare patients, 2024
16
Publications
201
Clinical trials
1
Hospital affiliations
2
Industry payments
$649
Practice address
725 Welch Road, Palo Alto, CA 94304
Practice phone
Call (650) 497-8000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Lucile Packard Children's Hospital Stanford

Hospital · Palo Alto, California

See all 4 affiliations

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Dr. Cormac Oliver Loughrey Maher is a neurosurgeon in Palo Alto, California

Dr. Maher practices at Lucile Packard Children's Hospital Stanford in Palo Alto, California, part of Stanford University.

Dr. Maher's NPI, 1043229073, was assigned on August 7, 2006. Dr. Maher graduated from Georgetown University School Of Medicine in 1998. Dr. Maher holds California license C184906.

NPI and contact details
Medicare PAC ID
5092751545
NPI enumeration date
August 7, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(650) 497-8000
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
54
Medical school graduation
1998

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

Dr. Cormac Oliver Loughrey Maher practices at Lucile Packard Children's Hospital Stanford in Palo Alto, California

Dr. Maher's primary practice is Lucile Packard Children's Hospital Stanford, at 725 Welch Road, Palo Alto, CA 94304 in Santa Clara County. The practice phone is (650) 497-8000.

Source: Dmand AI Affiliation Data

Dr. Cormac Oliver Loughrey Maher is affiliated with 2 sites of care and 2 medical groups

Dr. Maher's primary practice is Lucile Packard Children's Hospital Stanford in Palo Alto, California, part of Stanford University. Dr. Maher is also affiliated with Stanford Hospital at 300 Pasteur Drive. The medical group on file is Stanford Health Care. Dmand AI also links Dr. Maher to 1 more medical group, named with a free account. Dr. Maher's employer is on file too: a hospital.

See all 4 affiliations for Dr. Maher

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

Dmand AI tracks the EHR system at Dr. Cormac Oliver Loughrey Maher's practice

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

EHR by site
SiteEHR vendor and product
Lucile Packard Children's Hospital StanfordAvailable with a free account
+1 more site and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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Dr. Cormac Oliver Loughrey Maher is one of 846 neurosurgeons in California

Neurological surgery is Dr. Maher's primary specialty in the NPI Registry, under taxonomy code 207T00000X. Dr. Maher is board certified in neurological surgery by the American Board of Neurological Surgery. Dmand AI has Dr. Maher's licenses on file in 4 states: California, Michigan, Massachusetts and Minnesota.

Specialties and state licenses

  • Neurological surgery, CaliforniaPrimaryLicense C184906 · 2023 to 2027 · taxonomy 207T00000X
  • Michigan license2006 to 2025
  • Massachusetts license2004 to 2008
  • Minnesota license1999 to 2006

Neurosurgeons near Dr. Maher

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. Cormac Oliver Loughrey Maher treated 16 Medicare patients in 2024, average age 58

CMS counts 16 Medicare patients who saw Dr. Maher in 2024. The largest group is 75 to 84, with 0 patients. Their average risk score is 1.29, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Maher's median patient age at 8, with 44% women.

Medicare patients, 202416
Average age58
Average risk score1.29

Dr. Maher's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Maher's patients across all payers

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

Patient panel by age, all payers

Median age 8

Patient panel by sex, all payers

  • Women44%
  • Men56%

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

Dr. Cormac Oliver Loughrey Maher offers telehealth to Medicare patients

Dr. Maher accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Maher as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Laminectomy or laminotomy (partial removal of spine bones): 1 to 10 procedures (CMS shows small counts as a range)

Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)

Dr. Cormac Oliver Loughrey Maher has 201 publications on record

Dmand AI links 201 papers to Dr. Maher, published from 2001 to 2025. 2023 was the busiest year, with 10. The most frequent topics are Magnetic Resonance Imaging, Arnold-Chiari Malformation and Neurosurgical Procedures. Dr. Maher has published most often in J Neurosurg Pediatr. Dr. Maher's most frequent co-authors are Hugh J. Garton, MD, Karin Marie Muraszko, MD and Jennifer Mae Strahle, MD.

Papers201
Years published2001 to 2025

Dr. Maher's papers by year, 2016 to 2025

Topics Dr. Maher writes about most

  • Magnetic Resonance Imaging
  • Arnold-Chiari Malformation
  • Neurosurgical Procedures
  • Tomography, X-Ray Computed
  • Syringomyelia
  • Hydrocephalus
  • Arachnoid Cysts
  • Brain Neoplasms

Dr. Maher's most frequent co-authors

Recent publications by Dr. Maher

See all 201 publications and co-authors

See who Dr. Maher researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Maher 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. Cormac Oliver Loughrey Maher has worked on 1 clinical trial

Dmand AI links Dr. Maher to 1 clinical trial. Conditions studied include Intracranial Aneurysm and Intracranial Arterial Diseases.

Conditions in Dr. Maher's trials

  • Intracranial Aneurysm
  • Intracranial Arterial Diseases

Investigators on the most trials with Dr. Maher

Recent clinical trials with Dr. Maher

Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)

Dr. Cormac Oliver Loughrey Maher received $649 in industry payments from 2023 to 2025

CMS Open Payments shows 5 general payments to Dr. Maher from 1 drug or device company from 2023 to 2025. Food and beverage make up the largest share, 100% of the total. KLS-Martin L.P. paid the most, $649.

General payments to Dr. Maher by program year, 2023 to 2025

Companies that paid Dr. Maher the most, 2023 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Maher

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

Dr. Cormac Oliver Loughrey Maher has 25 awards and honors on record

Dmand AI lists 25 awards for Dr. Maher, most recently Best Doctors in America in 2015. Dr. Maher serves on Accreditation Council for Pediatric Neurosurgery Fellowships, Committee for Advanced Subspecialty Training (CAST) for the Society of Neurological Surgeons and Journal of Neurosurgery: Pediatrics.

Awards and honors for Dr. Maher

  1. 2015
    • Best Doctors in America
    • Making a difference
  2. 2014
    • Executive Leadership Program in Health Policy and Management Scholarship
    • Julian T. Hoff Resident Teaching Award
    • Top Doctors in Metro Detroit
  3. 2012
    • Research Award
See all 25 awards

Source: Dmand AI Professional Profile Data

Dr. Cormac Oliver Loughrey Maher graduated from Georgetown University School Of Medicine

Dr. Maher graduated from Georgetown University School Of Medicine in 1998. Dr. Maher is a member of AANS, ACS, American Society of Pediatric Neurosurgeons, CNS and Society of Neurological Surgeons.

  1. Medical schoolGeorgetown University School Of Medicine
  2. Board certified in neurological surgeryAmerican Board of Neurological Surgery

Source: Dmand AI Professional Profile Data

Dr. Cormac Oliver Loughrey Maher accepts plans from 10 insurance carriers

Dr. Maher is in network with 10 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.

  • Aetna
  • Blue Cross Blue Shield of Michigan
  • Elevance
  • Blue Cross Blue Shield of Massachusetts
  • HCSC
  • Regence Health Plans
  • United Healthcare
  • Blue Cross and Blue Shield of Kansas City
  • +2 more carriersWith a free account

Plan types Dr. Maher accepts, by number of carriers

  1. Medicare6
  2. PPO6
  3. HMO4
  4. POS4
  5. EPO3
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Dr. Cormac Oliver Loughrey Maher'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 patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - 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)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
Clinical trials and co-investigatorsDmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Awards and committee rolesDmand AI Professional Profile Data
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. Cormac Oliver Loughrey Maher

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. Cormac Oliver Loughrey Maher's NPI number?

Dr. Cormac Oliver Loughrey Maher's NPI number is 1043229073. It was assigned on August 7, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Cormac Oliver Loughrey Maher?

Dr. Cormac Oliver Loughrey Maher is a neurosurgeon in Palo Alto, California. The primary specialty in the NPI Registry is Neurological Surgery Physician (taxonomy code 207T00000X).

Where does Dr. Cormac Oliver Loughrey Maher practice?

Dr. Maher practices at 725 Welch Road, Palo Alto, CA 94304. Dr. Maher's primary practice is Lucile Packard Children's Hospital Stanford in Palo Alto, California, part of Stanford University. Dmand AI also links Dr. Maher to 1 medical group.

What is Dr. Cormac Oliver Loughrey Maher's office phone number?

The practice phone on file for Dr. Maher is (650) 497-8000.

What is Dr. Cormac Oliver Loughrey Maher's medical license number?

Dr. Maher holds California license C184906, one of the licenses on file in 4 states.

Which states has Dr. Cormac Oliver Loughrey Maher been licensed in?

Dmand AI has state licenses on file for Dr. Maher in California (2023 to 2027), Michigan (2006 to 2025), Massachusetts (2004 to 2008) and Minnesota (1999 to 2006).

Which hospitals is Dr. Cormac Oliver Loughrey Maher affiliated with?

Dr. Maher practices at Lucile Packard Children's Hospital Stanford in Palo Alto, California. Dr. Maher is also affiliated with Stanford Hospital at 300 Pasteur Drive.

What medical group is Dr. Cormac Oliver Loughrey Maher part of?

Dr. Maher is linked to Stanford Health Care. Dmand AI links Dr. Maher to 1 more medical group.

Does Dr. Cormac Oliver Loughrey Maher accept Medicare?

Yes. CMS lists Dr. Maher as accepting Medicare assignment.

Does Dr. Cormac Oliver Loughrey Maher offer telehealth?

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

Show 8 more questionsShow fewer questions

How many Medicare patients does Dr. Cormac Oliver Loughrey Maher see?

CMS counts 16 Medicare patients who saw Dr. Maher in 2024, with an average age of 58.

Is Dr. Cormac Oliver Loughrey Maher board certified?

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

Where did Dr. Cormac Oliver Loughrey Maher go to medical school?

Dr. Maher graduated from Georgetown University School Of Medicine in 1998.

Has Dr. Cormac Oliver Loughrey Maher received payments from drug or device companies?

CMS Open Payments shows $649 in general payments to Dr. Maher from 1 company from 2023 to 2025. The largest total came from KLS-Martin L.P.

How long has Dr. Cormac Oliver Loughrey Maher been practicing?

Dr. Maher graduated from medical school in 1998, 28 years ago.

Does Dr. Cormac Oliver Loughrey Maher do research?

Dmand AI links 201 publications to Dr. Maher, published from 2001 to 2025. Dr. Maher has worked on 1 clinical trial.

Who does Dr. Cormac Oliver Loughrey Maher publish with?

Dr. Maher's most frequent co-authors are Hugh J. Garton, MD (73 shared papers), Karin Marie Muraszko, MD (46 shared papers) and Jennifer Mae Strahle, MD (26 shared papers).

What insurance does Dr. Cormac Oliver Loughrey Maher accept?

Dr. Maher is in network with 10 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.

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