Dr. Nicolas Flannery Arredondo, MD

  • Portland, ME
  • Neurosurgeon
NPI1952520694PAC ID4880748268
Medicare services, 2024
211
Medicare patients, 2024
150
Part D claims, 2024
22
Publications
2
MIPS score, 2024
82
Practice address
175 Fore River Pkwy, Portland, ME 04102
Practice phone
Call (207) 879-3000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Northern Light Mercy Hospital

Portland, Maine

See all 3 affiliations

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Dr. Nicolas Flannery Arredondo is a neurosurgeon in Portland, Maine

Dr. Arredondo practices at Northern Light Mercy Hospital in Portland, Maine.

Dr. Arredondo's NPI, 1952520694, was assigned on April 24, 2007. Dr. Arredondo graduated from Joe R. & Teresa Lozano Long School of Medicine in 2002. Dr. Arredondo's Maine license number on file is MD21958.

NPI and contact details
Medicare PAC ID
4880748268
NPI enumeration date
April 24, 2007
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(207) 879-3000
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Male
Estimated age
50
Medical school graduation
2002

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

Dr. Nicolas Flannery Arredondo practices at Northern Light Mercy Hospital in Portland, Maine

Dr. Arredondo's primary practice is Northern Light Mercy Hospital, at 175 Fore River Pkwy, Portland, ME 04102 in Cumberland County. The practice phone is (207) 879-3000.

  • Northern Light Mercy Hospital
    175 Fore River Pkwy, Portland, ME 04102 · Cumberland CountyPhone(207) 879-3000

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

Dr. Nicolas Flannery Arredondo is affiliated with 2 sites of care and 1 medical group

Dr. Arredondo's primary practice is Northern Light Mercy Hospital in Portland, Maine. Dr. Arredondo is also affiliated with Northern Light Mercy Hospital. The medical group on file is Northern Light Mercy Hospital.

See all 3 affiliations for Dr. Arredondo

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

Dmand AI tracks the EHR system at Dr. Nicolas Flannery Arredondo's practice

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

EHR by site
SiteEHR vendor and product
Northern Light Mercy HospitalAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Nicolas Flannery Arredondo is one of 25 neurosurgeons in Maine

Neurological surgery is Dr. Arredondo's primary specialty in the NPI Registry, under taxonomy code 207T00000X. Dr. Arredondo is board certified in facs by the ACS. Dmand AI has Dr. Arredondo's licenses on file in 6 states: Maine, Florida, Georgia, Virginia, South Carolina and Washington.

Specialties and state licenses

  • Neurological surgery, MainePrimaryLicense MD21958 · 2017 to 2025 · taxonomy 207T00000X
  • Florida license2007 to 2027
  • Georgia license2013 to 2026
  • Virginia license2017 to 2026
  • South Carolina license2013 to 2025
  • Washington license2009 to 2025

Clinical focus

Dmand AI lists back and neck pain treatment without fusion, lower back pain, muscle pain, fibromyalgia, and limb pain, neck pain and spine problems and spinal fusion among the conditions Dr. Arredondo treats.

Neurosurgeons near Dr. Arredondo

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. Nicolas Flannery Arredondo billed Medicare for 211 services in 2024

CMS data shows 211 Medicare services from Dr. Arredondo across 9 procedure codes in 2024, for 150 Medicare patients. Medicare paid $45,493 for them.

Medicare services, 2024211
Medicare patients150
Paid by Medicare$45,493
Procedure codes9

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

  • 2023
  • 2024
Office and hospital visits
2023: 1952024: 13929%
Surgery
2023: 702024: 723%

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

  • In an office13966%
  • In a facility7234%

Dr. Arredondo compared with the Maine median for neurosurgeons, 2024

  • Dr. Arredondo
  • Maine median
Medicare services
211vs 952.2 times
Medicare patients
150vs 11333% above
Part D claims
14vs 2030% below

Medians across 26 neurosurgeons in Maine with Dmand AI profiles that report each measure.

Dr. Arredondo'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. Arredondo

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

Dr. Nicolas Flannery Arredondo treated 150 Medicare patients in 2024, average age 72

CMS counts 150 Medicare patients who saw Dr. Arredondo in 2024. The largest group is 65 to 74, with 65 patients. 75% of them have arthritis, and 75% have high cholesterol. 21% are also on Medicaid. Their average risk score is 1.07, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Arredondo's median patient age at 66, with 48% women.

Medicare patients, 2024150
Average age72
Average risk score1.07
Also on Medicaid21%

Dr. Arredondo's Medicare patients by age, 2024

Dr. Arredondo's Medicare patients by sex, 2024

  • Women7852%
  • Men7248%

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

  1. Arthritis75%
  2. High cholesterol75%
  3. High blood pressure72%
  4. Anxiety41%
  5. Mood disorders39%
  6. Depression35%
  7. Diabetes33%
  8. Ischemic heart disease31%

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

Dr. Arredondo's patients across all payers

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

Patient panel by age, all payers

Median age 66

Patient panel by sex, all payers

  • Women48%
  • Men51%

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

Dr. Nicolas Flannery Arredondo wrote 22 Medicare Part D claims in 2024

In 2024, Dr. Arredondo wrote 22 Medicare Part D claims for 16 patients. 95% of them were for generic drugs. CMS names the drug for 14 of them, across 1 drug with 11 or more claims each, at $142 in total drug cost. In 2021, CMS named 11 claims across 1 drug.

Part D claims, 202422
Drugs named by CMS1
Total drug cost$142
Part D patients16

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

  • Generic21 claims95%
  • Brand-name and other1 claims5%

Dr. Arredondo's most prescribed drugs by claims, 2022

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, 2021 to 2022

  • 2021
  • 2022
Claims for drugs CMS names
2021: 112022: 1427%

Drugs named by CMS: 1 in 2022, 1 in 2021.

See all prescribing by Dr. Arredondo

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. Nicolas Flannery Arredondo scored 82 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 82 out of 100 for Dr. Arredondo for performance year 2024, reported as part of a group. Dr. Arredondo accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Arredondo as offering telehealth. CMS counts 54 procedures of laminectomy or laminotomy (partial removal of spine bones) by Dr. Arredondo, more than 79% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Arredondo's MIPS scores, performance year 2024

  • 82of 100Final score
  • 60.7of 100Quality
  • 91of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 74of 100Cost

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

Where Dr. Arredondo ranks in Medicare procedure volume

Spinal fusion
75th percentile108 procedures
Laminectomy or laminotomy (partial removal of spine bones)
79th percentile54 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. Nicolas Flannery Arredondo has 2 publications on record

Dmand AI links 2 papers to Dr. Arredondo in 2011. Dr. Arredondo's most frequent co-authors are Selim Ramin Benbadis, MD, Ali M. Bozorg, MD and Elias Dakwar, MD.

Papers2

Dr. Arredondo's most frequent co-authors

Recent publications by Dr. Arredondo

See all 2 publications and co-authors

See who Dr. Arredondo researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Arredondo 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. Nicolas Flannery Arredondo received $151,769 in industry payments from 2016 to 2024

CMS Open Payments shows 81 general payments to Dr. Arredondo from 7 drug and device companies from 2016 to 2024. Royalties and licenses make up the largest share, 76% of the total. Surgalign Spine Technologies, Inc. paid the most, $146,342.

General payments to Dr. Arredondo by program year, 2016 to 2024

General payments to Dr. Arredondo by kind, 2016 to 2024

$151.8Kin total
  • Royalties and licenses$115,65676%
  • Consulting fees$26,05217%
  • Travel and lodging$6,7024%
  • Food and beverage$2,0671%
  • Education$1,2921%

Companies that paid Dr. Arredondo the most, 2016 to 2024

Share is of all general payments to this clinician.

See all payments to Dr. Arredondo

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

Dr. Nicolas Flannery Arredondo has 1 award and honors on record

Dmand AI lists 1 award for Dr. Arredondo, most recently CMS Stage 1 EHR in 2013.

Awards and honors for Dr. Arredondo

  1. 2013
    • CMS Stage 1 EHR

Source: Dmand AI Professional Profile Data

Dr. Nicolas Flannery Arredondo graduated from Joe R. & Teresa Lozano Long School of Medicine

Dr. Arredondo graduated from Joe R. & Teresa Lozano Long School of Medicine in 2002. Dr. Arredondo is a member of AANS, ACS and CNS.

  1. Medical schoolJoe R. & Teresa Lozano Long School of Medicine
  2. Board certified in facsACS
  3. Board certified in neurological surgeryAmerican Board of Neurological Surgery

Source: Dmand AI Professional Profile Data

Dr. Nicolas Flannery Arredondo accepts plans from 10 insurance carriers

Dr. Arredondo is in network with 10 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Excellus BlueCross BlueShield. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.

  • Aetna
  • Blue Cross Blue Shield of Michigan
  • Excellus BlueCross BlueShield
  • United Healthcare
  • Blue Cross Blue Shield of Massachusetts
  • Elevance
  • HCSC
  • CMS Medicare
  • +2 more carriersWith a free account

Plan types Dr. Arredondo accepts, by number of carriers

  1. PPO9
  2. Medicare7
  3. HMO4
  4. POS4
  5. EPO2

Source: Dmand AI Insurance Network Data

Sources for Dr. Nicolas Flannery Arredondo'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 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)
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. Nicolas Flannery Arredondo

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. Nicolas Flannery Arredondo's NPI number?

Dr. Nicolas Flannery Arredondo's NPI number is 1952520694. It was assigned on April 24, 2007, and it is active in the NPI Registry.

What kind of doctor is Dr. Nicolas Flannery Arredondo?

Dr. Nicolas Flannery Arredondo is a neurosurgeon in Portland, Maine. The primary specialty in the NPI Registry is Neurological Surgery Physician (taxonomy code 207T00000X).

Where does Dr. Nicolas Flannery Arredondo practice?

Dr. Arredondo practices at 175 Fore River Pkwy, Portland, ME 04102. Dr. Arredondo's primary practice is Northern Light Mercy Hospital in Portland, Maine.

What is Dr. Nicolas Flannery Arredondo's office phone number?

The practice phone on file for Dr. Arredondo is (207) 879-3000.

What is Dr. Nicolas Flannery Arredondo's medical license number?

Dr. Arredondo's Maine license number on file is MD21958, one of the licenses on file in 6 states.

Which states has Dr. Nicolas Flannery Arredondo been licensed in?

Dmand AI has state licenses on file for Dr. Arredondo in Maine (2017 to 2025), Florida (2007 to 2027), Georgia (2013 to 2026), Virginia (2017 to 2026), South Carolina (2013 to 2025) and Washington (2009 to 2025).

Which hospitals is Dr. Nicolas Flannery Arredondo affiliated with?

Dr. Arredondo is affiliated with Northern Light Mercy Hospital.

What medical group is Dr. Nicolas Flannery Arredondo part of?

Dr. Arredondo is linked to Northern Light Mercy Hospital.

Does Dr. Nicolas Flannery Arredondo accept Medicare?

Yes. CMS data shows Dr. Arredondo billed Medicare for 211 services in 2024, and Dr. Arredondo accepts Medicare assignment.

Does Dr. Nicolas Flannery Arredondo offer telehealth?

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

Show 11 more questionsShow fewer questions

What is Dr. Nicolas Flannery Arredondo's MIPS score?

Dr. Arredondo's MIPS final score for performance year 2024 is 82 out of 100, reported as part of a group.

How many Medicare patients does Dr. Nicolas Flannery Arredondo see?

CMS counts 150 Medicare patients who saw Dr. Arredondo in 2024, with an average age of 72.

Is Dr. Nicolas Flannery Arredondo board certified?

Yes. Dr. Arredondo is board certified in facs by the ACS.

What services does Dr. Nicolas Flannery Arredondo bill to Medicare?

In 2024, Dr. Arredondo's most billed Medicare services were office visit, established patient (99214), office visit, new patient (99204) and office visit, established patient (99215).

Where did Dr. Nicolas Flannery Arredondo go to medical school?

Dr. Arredondo graduated from Joe R. & Teresa Lozano Long School of Medicine in 2002.

What drugs does Dr. Nicolas Flannery Arredondo prescribe most?

In 2022 Medicare Part D data, Dr. Arredondo's most prescribed drugs by claims were Methylprednisolone.

Has Dr. Nicolas Flannery Arredondo received payments from drug or device companies?

CMS Open Payments shows $151,769 in general payments to Dr. Arredondo from 7 companies from 2016 to 2024. The largest total came from Surgalign Spine Technologies, Inc.

How long has Dr. Nicolas Flannery Arredondo been practicing?

Dr. Arredondo graduated from medical school in 2002, 24 years ago.

Does Dr. Nicolas Flannery Arredondo do research?

Dmand AI links 2 publications to Dr. Arredondo.

Who does Dr. Nicolas Flannery Arredondo publish with?

Dr. Arredondo's most frequent co-authors are Selim Ramin Benbadis, MD (1 shared paper), Ali M. Bozorg, MD (1 shared paper) and Elias Dakwar, MD (1 shared paper).

What insurance does Dr. Nicolas Flannery Arredondo accept?

Dr. Arredondo is in network with 10 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Excellus BlueCross BlueShield. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.

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