Dr. Gregory J. Cannarsa, MD

  • Jonesboro, AR
  • Neurosurgeon
NPI1669866539PAC ID2769789544
Medicare services, 2024
529
Medicare patients, 2024
336
Part D claims, 2024
36
Publications
20
Hospital affiliations
2
Practice address
225 E Jackson Ave, Jonesboro, AR 72401
Practice phone
Call (870) 972-4100
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

St Bernards Medical Center

Jonesboro, Arkansas

See all 8 affiliations

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Dr. Gregory J. Cannarsa is a neurosurgeon in Jonesboro, Arkansas

Dr. Cannarsa practices at St Bernards Medical Center in Jonesboro, Arkansas.

Dr. Cannarsa's NPI, 1669866539, was assigned on March 27, 2015. Dr. Cannarsa graduated from Sidney Kimmel Medical College in 2015. Dr. Cannarsa holds Florida license ME158122.

NPI and contact details
Medicare PAC ID
2769789544
NPI enumeration date
March 27, 2015
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(870) 972-4100
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Male
Estimated age
37
Medical school graduation
2015

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

Dr. Gregory J. Cannarsa practices at St Bernards Medical Center in Jonesboro, Arkansas

Dr. Cannarsa's primary practice is St Bernards Medical Center, at 225 E Jackson Ave, Jonesboro, AR 72401 in Craighead County. The practice phone is (870) 972-4100.

  • St Bernards Medical Center
    225 E Jackson Ave, Jonesboro, AR 72401 · Craighead CountyPhone(870) 972-4100

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Gregory J. Cannarsa is affiliated with 6 sites of care and 2 medical groups

Dr. Cannarsa's primary practice is St Bernards Medical Center in Jonesboro, Arkansas. Dr. Cannarsa is also affiliated with NCH Baker Hospital. The medical group on file is Premier Physical & Occupational Therapy-Ashland. Dmand AI also links Dr. Cannarsa to 1 more hospital, 1 group practice or clinic, 1 home health agency, 1 therapy and rehab clinic and 1 medical group, each named with a free account.

See all 8 affiliations for Dr. Cannarsa

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

Dmand AI tracks the EHR system at Dr. Gregory J. Cannarsa's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Cannarsa practices, 5 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
St Bernards Medical CenterAvailable with a free account
+5 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Gregory J. Cannarsa is one of 76 neurosurgeons in Arkansas

Neurological surgery is Dr. Cannarsa's primary specialty in the NPI Registry, under taxonomy code 207T00000X. Dmand AI has Dr. Cannarsa's licenses on file in 2 states: Florida and Washington.

Specialties and state licenses

  • Neurological surgery, FloridaPrimaryLicense ME158122 · 2022 to 2026 · taxonomy 207T00000X
  • Washington license2021 to 2024

Neurosurgeons near Dr. Cannarsa

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

76neurosurgeons in Arkansas
8neurosurgeons in Jonesboro

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

Dr. Gregory J. Cannarsa billed Medicare for 529 services in 2024

CMS data shows 529 Medicare services from Dr. Cannarsa across 8 procedure codes in 2024, for 336 Medicare patients. Medicare paid $66,231 for them.

Medicare services, 2024529
Medicare patients336
Paid by Medicare$66,231
Procedure codes8

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

  • 2023
  • 2024
Office and hospital visits
2023: 422024: 4781038%
Surgery
2023: 02024: 51

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

  • In an office21641%
  • In a facility31359%

Dr. Cannarsa compared with the Arkansas median for neurosurgeons, 2024

  • Dr. Cannarsa
  • Arkansas median
Medicare services
529vs 29082% above
Medicare patients
336vs 1642.0 times

Medians across 72 neurosurgeons in Arkansas with Dmand AI profiles that report each measure.

Dr. Cannarsa'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. Cannarsa

Need commercial claims for Dr. Cannarsa?

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

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

Dr. Gregory J. Cannarsa treated 336 Medicare patients in 2024, average age 79

CMS counts 336 Medicare patients who saw Dr. Cannarsa in 2024. The largest group is 75 to 84, with 169 patients. 75% of them have arthritis, and 75% have high blood pressure. 4% are also on Medicaid. Their average risk score is 1.71, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Dr. Cannarsa's median patient age at 76, with 52% women.

Medicare patients, 2024336
Average age79
Average risk score1.71
Also on Medicaid4%

Dr. Cannarsa's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Cannarsa's Medicare patients by sex, 2024

  • Women16850%
  • Men16850%

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

  1. Arthritis75%
  2. High blood pressure75%
  3. High cholesterol75%
  4. Ischemic heart disease52%
  5. Anxiety39%
  6. Mood disorders38%
  7. Chronic kidney disease37%
  8. Depression36%

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

Dr. Cannarsa's patients across all payers

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

Patient panel by age, all payers

Median age 76

Patient panel by sex, all payers

  • Women52%
  • Men47%

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

Dr. Gregory J. Cannarsa wrote 36 Medicare Part D claims in 2024

In 2024, Dr. Cannarsa wrote 36 Medicare Part D claims for 22 patients. 100% of them were for generic drugs.

Part D claims, 202436
Part D patients22

Drug classes CMS tracks in Dr. Cannarsa's Part D claims, 2024

  • Opioids39%14 of 36 claims

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

Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data

Dr. Gregory J. Cannarsa ranks in the 97th percentile for laminectomy or laminotomy (partial removal of spine bones) in Medicare

Dr. Cannarsa accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Cannarsa as offering telehealth. CMS counts 136 procedures of laminectomy or laminotomy (partial removal of spine bones) by Dr. Cannarsa, more than 97% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Where Dr. Cannarsa ranks in Medicare procedure volume

Spinal fusion
84th percentile155 procedures
Laminectomy or laminotomy (partial removal of spine bones)
97th percentile136 procedures

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

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

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Dr. Gregory J. Cannarsa has 20 publications on record

Dmand AI links 20 papers to Dr. Cannarsa, published from 2012 to 2023. 2021 was the busiest year, with 4. The most frequent topics are Intracranial Aneurysm, Cervical Cord and Decompression, Surgical. Dr. Cannarsa has published most often in World Neurosurg. Dr. Cannarsa's most frequent co-authors are Aaron Patrick Wessell, Timothy Chryssikos, MD and Gary Thomas Schwartzbauer, MD.

Papers20
Years published2012 to 2023

Dr. Cannarsa's papers by year, 2012 to 2023

Topics Dr. Cannarsa writes about most

  • Intracranial Aneurysm
  • Cervical Cord
  • Decompression, Surgical
  • Embolization, Therapeutic
  • Spinal Cord Injuries
  • Spinal Injuries
  • Stroke
  • Blood Vessel Prosthesis

Dr. Cannarsa's most frequent co-authors

Recent publications by Dr. Cannarsa

See all 20 publications and co-authors

See who Dr. Cannarsa researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Cannarsa 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. Gregory J. Cannarsa received $2,746 in industry payments from 2022 to 2025

CMS Open Payments shows 52 general payments to Dr. Cannarsa from 26 drug and device companies from 2022 to 2025. Food and beverage make up the largest share, 50% of the total. Globus Medical, Inc. paid the most, $1,453.

General payments to Dr. Cannarsa by program year, 2022 to 2025

General payments to Dr. Cannarsa by kind, 2022 to 2025

$2.7Kin total
  • Food and beverage$1,37350%
  • Travel and lodging$1,37250%

Companies that paid Dr. Cannarsa the most, 2022 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Cannarsa

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

Dr. Gregory J. Cannarsa graduated from Sidney Kimmel Medical College

Dr. Cannarsa graduated from Sidney Kimmel Medical College in 2015.

  1. Medical schoolSidney Kimmel Medical College

Source: Dmand AI Professional Profile Data

Dr. Gregory J. Cannarsa accepts plans from 14 insurance carriers

Dr. Cannarsa is in network with 14 carriers, including Aetna, Excellus BlueCross BlueShield and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 11. Check the plan with the practice before a visit.

  • Aetna
  • Excellus BlueCross BlueShield
  • Blue Cross Blue Shield of Michigan
  • Elevance
  • United Healthcare
  • Cigna
  • Humana
  • Blue Cross Blue Shield of Massachusetts
  • +6 more carriersWith a free account

Plan types Dr. Cannarsa accepts, by number of carriers

  1. Medicare11
  2. PPO10
  3. HMO8
  4. POS5
  5. EPO4

Source: Dmand AI Insurance Network Data

Sources for Dr. Gregory J. Cannarsa'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 phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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 (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
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. Gregory J. Cannarsa

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. Gregory J. Cannarsa's NPI number?

Dr. Gregory J. Cannarsa's NPI number is 1669866539. It was assigned on March 27, 2015, and it is active in the NPI Registry.

What kind of doctor is Dr. Gregory J. Cannarsa?

Dr. Gregory J. Cannarsa is a neurosurgeon in Jonesboro, Arkansas. The primary specialty in the NPI Registry is Neurological Surgery Physician (taxonomy code 207T00000X).

Where does Dr. Gregory J. Cannarsa practice?

Dr. Cannarsa practices at 225 E Jackson Ave, Jonesboro, AR 72401. Dr. Cannarsa's primary practice is St Bernards Medical Center in Jonesboro, Arkansas. Dmand AI also links Dr. Cannarsa to 1 hospital, 1 group practice or clinic, 1 home health agency, 1 therapy and rehab clinic and 1 medical group.

What is Dr. Gregory J. Cannarsa's office phone number?

The practice phone on file for Dr. Cannarsa is (870) 972-4100.

What is Dr. Gregory J. Cannarsa's medical license number?

Dr. Cannarsa holds Florida license ME158122, one of the licenses on file in 2 states.

Which states has Dr. Gregory J. Cannarsa been licensed in?

Dmand AI has state licenses on file for Dr. Cannarsa in Florida (2022 to 2026) and Washington (2021 to 2024).

Which hospitals is Dr. Gregory J. Cannarsa affiliated with?

Dr. Cannarsa is affiliated with NCH Baker Hospital. Dmand AI links Dr. Cannarsa to 1 more hospital.

What medical group is Dr. Gregory J. Cannarsa part of?

Dr. Cannarsa is linked to Premier Physical & Occupational Therapy-Ashland. Dmand AI links Dr. Cannarsa to 1 more medical group.

Does Dr. Gregory J. Cannarsa accept Medicare?

Yes. CMS data shows Dr. Cannarsa billed Medicare for 529 services in 2024, and Dr. Cannarsa accepts Medicare assignment.

Does Dr. Gregory J. Cannarsa offer telehealth?

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

Show 8 more questionsShow fewer questions

How many Medicare patients does Dr. Gregory J. Cannarsa see?

CMS counts 336 Medicare patients who saw Dr. Cannarsa in 2024, with an average age of 79.

What services does Dr. Gregory J. Cannarsa bill to Medicare?

In 2024, Dr. Cannarsa's most billed Medicare services were hospital inpatient care (99223), office visit, new patient (99205) and hospital inpatient care (99232).

Where did Dr. Gregory J. Cannarsa go to medical school?

Dr. Cannarsa graduated from Sidney Kimmel Medical College in 2015.

Has Dr. Gregory J. Cannarsa received payments from drug or device companies?

CMS Open Payments shows $2,746 in general payments to Dr. Cannarsa from 26 companies from 2022 to 2025. The largest total came from Globus Medical, Inc.

How long has Dr. Gregory J. Cannarsa been practicing?

Dr. Cannarsa graduated from medical school in 2015, 11 years ago.

Does Dr. Gregory J. Cannarsa do research?

Dmand AI links 20 publications to Dr. Cannarsa, published from 2012 to 2023.

Who does Dr. Gregory J. Cannarsa publish with?

Dr. Cannarsa's most frequent co-authors are Aaron Patrick Wessell (10 shared papers), Timothy Chryssikos, MD (9 shared papers) and Gary Thomas Schwartzbauer, MD (9 shared papers).

What insurance does Dr. Gregory J. Cannarsa accept?

Dr. Cannarsa is in network with 14 carriers, including Aetna, Excellus BlueCross BlueShield and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 11. Check the plan with the practice before a visit.

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