Dr. Michael J. Harrison, MD

  • Fairhaven, MA
  • Neurosurgeon
NPI1508849936PAC ID5991768301
Medicare services, 2024
395
Medicare patients, 2024
260
Part D claims, 2024
83
Hospital affiliations
1
Industry payments
$1,103
Practice address
200 Mill Road, Fairhaven, MA 02719
Practice phone
Call (508) 973-3210
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Southcoast Health at Home

Home Health Agency - Main Office · Fairhaven, Massachusetts

See all 5 affiliations

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Dr. Michael J. Harrison is a neurosurgeon in Fairhaven, Massachusetts

Dr. Harrison practices at Southcoast Health at Home in Fairhaven, Massachusetts.

Dr. Harrison's NPI, 1508849936, was assigned on November 21, 2005. Dr. Harrison graduated from Icahn School of Medicine at Mount Sinai in 1986. Dr. Harrison holds Massachusetts license 220233.

NPI and contact details
Medicare PAC ID
5991768301
NPI enumeration date
November 21, 2005
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(508) 973-3210
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
66
Medical school graduation
1986

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

Dr. Michael J. Harrison practices at Southcoast Health at Home in Fairhaven, Massachusetts

Dr. Harrison's primary practice is Southcoast Health at Home, at 200 Mill Road, Fairhaven, MA 02719. The practice phone is (508) 973-3210.

  • Southcoast Health at Home
    200 Mill Road, Fairhaven, MA 02719Phone(508) 973-3210

Source: Dmand AI Affiliation Data

Dr. Michael J. Harrison is affiliated with 4 sites of care and 1 medical group

Dr. Harrison's primary practice is Southcoast Health at Home in Fairhaven, Massachusetts. Dr. Harrison is also affiliated with Charlton Memorial Hospital. The medical group on file is Southcoast Health. Dmand AI also links Dr. Harrison to 1 more group practice or clinic and 1 skilled nursing facility, each named with a free account. Dr. Harrison's employer is on file too: a home health agency.

See all 5 affiliations for Dr. Harrison

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

Dmand AI tracks the EHR system at Dr. Michael J. Harrison's practice

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

EHR by site
SiteEHR vendor and product
Southcoast Health at HomeAvailable with a free account
+3 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Michael J. Harrison is one of 182 neurosurgeons in Massachusetts

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

Specialties and state licenses

  • Neurological surgery, MassachusettsPrimaryLicense 220233 · taxonomy 207T00000X
  • Specialist, Rhode IslandLicense 11401 · taxonomy 174400000X

Neurosurgeons near Dr. Harrison

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

182neurosurgeons in Massachusetts
6neurosurgeons in Fairhaven

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

Dr. Michael J. Harrison billed Medicare for 395 services in 2024

CMS data shows 395 Medicare services from Dr. Harrison across 5 procedure codes in 2024, for 260 Medicare patients. Medicare paid $61,053 for them.

Medicare services, 2024395
Medicare patients260
Paid by Medicare$61,053
Procedure codes5

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

  • 2023
  • 2024
Office and hospital visits
2023: 3622024: 3357%
Surgery
2023: 562024: 607%

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

  • In an office33585%
  • In a facility6015%

Dr. Harrison compared with the Massachusetts median for neurosurgeons, 2024

  • Dr. Harrison
  • Massachusetts median
Medicare services
395vs 20296% above
Medicare patients
260vs 16161% above
Part D claims
59vs 222.7 times

Medians across 156 neurosurgeons in Massachusetts with Dmand AI profiles that report each measure.

Dr. Harrison'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.

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

Dr. Michael J. Harrison treated 260 Medicare patients in 2024, average age 72

CMS counts 260 Medicare patients who saw Dr. Harrison in 2024. The largest group is 65 to 74, with 109 patients. 75% of them have arthritis, and 75% have high blood pressure. 32% are also on Medicaid. Their average risk score is 1.42, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Harrison's median patient age at 64, with 54% women.

Medicare patients, 2024260
Average age72
Average risk score1.42
Also on Medicaid32%

Dr. Harrison's Medicare patients by age, 2024

Dr. Harrison's Medicare patients by sex, 2024

  • Women13753%
  • Men12347%

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

  1. Arthritis75%
  2. High blood pressure75%
  3. High cholesterol75%
  4. Anxiety46%
  5. Mood disorders40%
  6. Depression37%
  7. Ischemic heart disease34%
  8. Diabetes33%

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

Dr. Harrison's patients across all payers

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

Patient panel by age, all payers

Median age 64

Patient panel by sex, all payers

  • Women54%
  • Men45%

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

Dr. Michael J. Harrison wrote 83 Medicare Part D claims in 2024

In 2024, Dr. Harrison wrote 83 Medicare Part D claims for 58 patients. 99% of them were for generic drugs. CMS names the drug for 59 of them, across 2 drugs with 11 or more claims each, at $609 in total drug cost. In 2023, CMS named 47 claims across 2 drugs.

Part D claims, 202483
Drugs named by CMS2
Total drug cost$609
Part D patients58

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

  • Generic82 claims99%
  • Brand-name and other1 claims1%

Dr. Harrison'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.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 472024: 5926%

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

See all prescribing by Dr. Harrison

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. Michael J. Harrison ranks in the 67th percentile for laminectomy or laminotomy (partial removal of spine bones) in Medicare

Dr. Harrison accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 37 procedures of laminectomy or laminotomy (partial removal of spine bones) by Dr. Harrison, more than 67% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes

Where Dr. Harrison ranks in Medicare procedure volume

Laminectomy or laminotomy (partial removal of spine bones)
67th percentile37 procedures
Spinal fusion
32nd percentile15 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. Michael J. Harrison received $1,103 in industry payments from 2016 to 2025

CMS Open Payments shows 16 general payments to Dr. Harrison from 9 drug and device companies from 2016 to 2025. Travel and lodging make up the largest share, 64% of the total. Globus Medical, Inc. paid the most, $723.

General payments to Dr. Harrison by program year, 2016 to 2025

General payments to Dr. Harrison by kind, 2016 to 2025

$1.1Kin total
  • Travel and lodging$70664%
  • Food and beverage$39736%

Companies that paid Dr. Harrison the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Harrison

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

Dr. Michael J. Harrison graduated from Icahn School of Medicine at Mount Sinai

Dr. Harrison graduated from Icahn School of Medicine at Mount Sinai in 1986.

  1. Medical schoolIcahn School of Medicine at Mount Sinai

Source: Dmand AI Professional Profile Data

Sources for Dr. Michael J. Harrison'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)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile 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. Michael J. Harrison

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. Michael J. Harrison's NPI number?

Dr. Michael J. Harrison's NPI number is 1508849936. It was assigned on November 21, 2005, and it is active in the NPI Registry.

What kind of doctor is Dr. Michael J. Harrison?

Dr. Michael J. Harrison is a neurosurgeon in Fairhaven, Massachusetts. The primary specialty in the NPI Registry is Neurological Surgery Physician (taxonomy code 207T00000X).

Where does Dr. Michael J. Harrison practice?

Dr. Harrison practices at 200 Mill Road, Fairhaven, MA 02719. Dr. Harrison's primary practice is Southcoast Health at Home in Fairhaven, Massachusetts. Dmand AI also links Dr. Harrison to 1 group practice or clinic and 1 skilled nursing facility.

What is Dr. Michael J. Harrison's office phone number?

The practice phone on file for Dr. Harrison is (508) 973-3210.

What is Dr. Michael J. Harrison's medical license number?

Dr. Harrison holds Massachusetts license 220233, one of the licenses on file in 2 states.

Which states has Dr. Michael J. Harrison been licensed in?

Dmand AI has state licenses on file for Dr. Harrison in Massachusetts and Rhode Island.

Which hospitals is Dr. Michael J. Harrison affiliated with?

Dr. Harrison is affiliated with Charlton Memorial Hospital.

What medical group is Dr. Michael J. Harrison part of?

Dr. Harrison is linked to Southcoast Health.

Does Dr. Michael J. Harrison accept Medicare?

Yes. CMS data shows Dr. Harrison billed Medicare for 395 services in 2024, and Dr. Harrison accepts Medicare assignment.

How many Medicare patients does Dr. Michael J. Harrison see?

CMS counts 260 Medicare patients who saw Dr. Harrison in 2024, with an average age of 72.

Show 5 more questionsShow fewer questions

What services does Dr. Michael J. Harrison bill to Medicare?

In 2024, Dr. Harrison's most billed Medicare services were office visit, established patient (99214), surgery: brain, spine and nerves (63048) and office visit, established patient (99213).

Where did Dr. Michael J. Harrison go to medical school?

Dr. Harrison graduated from Icahn School of Medicine at Mount Sinai in 1986.

What drugs does Dr. Michael J. Harrison prescribe most?

In 2024 Medicare Part D data, Dr. Harrison's most prescribed drugs by claims were Methylprednisolone and Gabapentin.

Has Dr. Michael J. Harrison received payments from drug or device companies?

CMS Open Payments shows $1,103 in general payments to Dr. Harrison from 9 companies from 2016 to 2025. The largest total came from Globus Medical, Inc.

How long has Dr. Michael J. Harrison been practicing?

Dr. Harrison graduated from medical school in 1986, 40 years ago.

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