Dr. Michael S. Marandola, MD

  • Mission Viejo, CA
  • Orthopedic surgeon
NPI1013974393PAC ID0941239198
Medicare services, 2024
15,985
Medicare patients, 2024
603
Part D claims, 2024
439
Publications
1
MIPS score, 2024
75
Practice address
26401 Crown Valley Pkwy, Mission Viejo, CA 92691
Practice phone
Call (949) 348-4000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Community Orthopedic Medical Group

Mission Viejo, California

See all 8 affiliations

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Dr. Michael S. Marandola is an orthopedic surgeon in Mission Viejo, California

Dr. Marandola practices at Community Orthopedic Medical Group in Mission Viejo, California.

Dr. Marandola's NPI, 1013974393, was assigned on April 28, 2006. Dr. Marandola graduated from Boston University School Of Medicine in 1987. Dr. Marandola holds California license G64377.

NPI and contact details
Medicare PAC ID
0941239198
NPI enumeration date
April 28, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(949) 348-4000
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Estimated age
65
Medical school graduation
1987

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

Dr. Michael S. Marandola practices at Community Orthopedic Medical Group in Mission Viejo, California

Dr. Marandola's primary practice is Community Orthopedic Medical Group, at 26401 Crown Valley Pkwy, Mission Viejo, CA 92691 in Orange County. The practice phone is (949) 348-4000.

  • Community Orthopedic Medical Group
    26401 Crown Valley Pkwy, Mission Viejo, CA 92691 · Orange CountyPhone(949) 348-4000

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

Dr. Michael S. Marandola is affiliated with 7 sites of care and 1 medical group

Dr. Marandola's primary practice is Community Orthopedic Medical Group in Mission Viejo, California. Dr. Marandola is also affiliated with Providence Mission Hospital. The medical group on file is Community Orthopedic Medical Group. Dmand AI also links Dr. Marandola to 4 more home health agencies and 1 group practice or clinic, each named with a free account.

See all 8 affiliations for Dr. Marandola

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

Dmand AI tracks the EHR system at Dr. Michael S. Marandola's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Marandola practices, 6 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Community Orthopedic Medical GroupAvailable with a free account
+6 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Michael S. Marandola is one of 2,056 orthopedic surgeons in California

Orthopaedic surgery is Dr. Marandola's primary specialty in the NPI Registry, under taxonomy code 207X00000X. Dr. Marandola is board certified in orthopaedic sports medicine by the American Board of Orthopaedic Surgery. Dr. Marandola is licensed in California.

Specialties and state licenses

  • Orthopaedic surgery, CaliforniaPrimaryLicense G64377 · 1988 to 2026 · taxonomy 207X00000X

Clinical focus

Dmand AI lists arthritis, joint pain and scoliosis among the conditions Dr. Marandola treats.

Orthopedic surgeons near Dr. Marandola

Counts of orthopedic surgeons 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. Michael S. Marandola billed Medicare for 15,985 services in 2024

CMS data shows 15,985 Medicare services from Dr. Marandola across 28 procedure codes in 2024, for 603 Medicare patients. Medicare paid $371,501 for them.

Medicare services, 202415,985
Medicare patients603
Paid by Medicare$371,501
Procedure codes28

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

  • 2023
  • 2024
Drugs given in the office
2023: 17,2882024: 12,91825%
Office and hospital visits
2023: 1,2472024: 1,37911%
Imaging
2023: 9292024: 8865%
Surgery
2023: 8512024: 8026%

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

  • In an office15,81999%
  • In a facility1661%

Dr. Marandola compared with the California median for orthopedic surgeons, 2024

  • Dr. Marandola
  • California median
Medicare services
15,985vs 68323.4 times
Medicare patients
603vs 2152.8 times
Part D claims
382vs 705.5 times

Medians across 1,844 orthopedic surgeons in California with Dmand AI profiles that report each measure.

Dr. Marandola'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. Marandola

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

Dr. Michael S. Marandola treated 603 Medicare patients in 2024, average age 75

CMS counts 603 Medicare patients who saw Dr. Marandola in 2024. The largest group is 65 to 74, with 296 patients. 75% of them have arthritis, and 75% have high cholesterol. 6% are also on Medicaid. Their average risk score is 0.98, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Marandola's median patient age at 71, with 59% women.

Medicare patients, 2024603
Average age75
Average risk score0.98
Also on Medicaid6%

Dr. Marandola's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Marandola's Medicare patients by sex, 2024

  • Women37562%
  • Men22838%

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

  1. Arthritis75%
  2. High cholesterol75%
  3. High blood pressure65%
  4. Ischemic heart disease26%
  5. Anxiety23%
  6. Diabetes22%
  7. Mood disorders20%
  8. Chronic kidney disease19%

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

Dr. Marandola'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

  • Women59%
  • Men40%

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

Dr. Michael S. Marandola wrote 439 Medicare Part D claims in 2024

In 2024, Dr. Marandola wrote 439 Medicare Part D claims for 255 patients. 100% of them were for generic drugs. CMS names the drug for 382 of them, across 5 drugs with 11 or more claims each, at $2,250 in total drug cost. In 2023, CMS named 302 claims across 4 drugs.

Part D claims, 2024439
Drugs named by CMS5
Total drug cost$2,250
Part D patients255

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

  • Generic437 claims100%
  • Brand-name and other2 claims0%

Dr. Marandola'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. Marandola's Part D claims, 2024

  • Opioids5%23 of 439 claims
  • Antibiotics35%153 of 439 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: 3022024: 38226%

Drugs named by CMS: 5 in 2024, 4 in 2023.

See all prescribing by Dr. Marandola

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 S. Marandola scored 75 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 75 out of 100 for Dr. Marandola for performance year 2024, reported as part of a group. Dr. Marandola accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Marandola as offering telehealth. CMS counts 17 procedures of lower limb (leg) arthroscopy (minimally invasive joint repair) by Dr. Marandola, more than 90% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes
Offers telehealth
Yes
MIPS final score, 2024
75 of 100

Where Dr. Marandola ranks in Medicare procedure volume

Knee replacement
80th percentile52 procedures
Hip replacement
82nd percentile39 procedures
Upper limb (arm) arthroscopy (minimally invasive joint repair)
60th percentile18 procedures
Lower limb (leg) arthroscopy (minimally invasive joint repair)
90th percentile17 procedures

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

Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)

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. Michael S. Marandola has 1 publication on record

Dmand AI links 1 paper to Dr. Marandola. Dr. Marandola's most frequent co-author is Carlos A. Prietto, MD.

Papers1

Dr. Marandola's most frequent co-authors

Recent publications by Dr. Marandola

See all 1 publications and co-authors

See who Dr. Marandola researches with

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

How network discovery works

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

Dr. Michael S. Marandola received $9,693 in industry payments from 2016 to 2025

CMS Open Payments shows 78 general payments to Dr. Marandola from 12 drug and device companies from 2016 to 2025. Travel and lodging make up the largest share, 42% of the total. Smith & Nephew, Inc. paid the most, $5,698.

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

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

$9.7Kin total
  • Travel and lodging$4,05542%
  • Food and beverage$3,89940%
  • Education$1,74018%

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

Share is of all general payments to this clinician.

See all payments to Dr. Marandola

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

Dr. Michael S. Marandola has 4 awards and honors on record

Dmand AI lists 4 awards for Dr. Marandola, most recently CMS Stage 1 EHR in 2013.

Awards and honors for Dr. Marandola

  1. 2013
    • CMS Stage 1 EHR
  2. Undated
    • ACS Fellow
    • Fellow
    • Physician of Excellence

Source: Dmand AI Professional Profile Data

Dr. Michael S. Marandola graduated from Boston University School Of Medicine

Dr. Marandola graduated from Boston University School Of Medicine in 1987. Dr. Marandola is a member of AOA, AAOS and AAHKS.

  1. Medical schoolBoston University School Of Medicine
  2. Board certified in orthopaedic sports medicineAmerican Board of Orthopaedic Surgery
  3. Board certified in orthopaedic surgeryAmerican Board of Orthopaedic Surgery

Source: Dmand AI Professional Profile Data

Dr. Michael S. Marandola accepts plans from 13 insurance carriers

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

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

Plan types Dr. Marandola accepts, by number of carriers

  1. PPO9
  2. Medicare7
  3. HMO6
  4. EPO4
  5. POS3

Source: Dmand AI Insurance Network Data

Sources for Dr. Michael S. Marandola'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 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. Michael S. Marandola

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 S. Marandola's NPI number?

Dr. Michael S. Marandola's NPI number is 1013974393. It was assigned on April 28, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Michael S. Marandola?

Dr. Michael S. Marandola is an orthopedic surgeon in Mission Viejo, California. The primary specialty in the NPI Registry is Orthopaedic Surgery Physician (taxonomy code 207X00000X).

Where does Dr. Michael S. Marandola practice?

Dr. Marandola practices at 26401 Crown Valley Pkwy, Mission Viejo, CA 92691. Dr. Marandola's primary practice is Community Orthopedic Medical Group in Mission Viejo, California. Dmand AI also links Dr. Marandola to 4 home health agencies and 1 group practice or clinic.

What is Dr. Michael S. Marandola's office phone number?

The practice phone on file for Dr. Marandola is (949) 348-4000.

What is Dr. Michael S. Marandola's medical license number?

Dr. Marandola holds California license G64377.

Which hospitals is Dr. Michael S. Marandola affiliated with?

Dr. Marandola is affiliated with Providence Mission Hospital.

What medical group is Dr. Michael S. Marandola part of?

Dr. Marandola is linked to Community Orthopedic Medical Group.

Does Dr. Michael S. Marandola accept Medicare?

Yes. CMS data shows Dr. Marandola billed Medicare for 15,985 services in 2024, and Dr. Marandola accepts Medicare assignment.

Does Dr. Michael S. Marandola offer telehealth?

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

What is Dr. Michael S. Marandola's MIPS score?

Dr. Marandola's MIPS final score for performance year 2024 is 75 out of 100, reported as part of a group.

Show 10 more questionsShow fewer questions

How many Medicare patients does Dr. Michael S. Marandola see?

CMS counts 603 Medicare patients who saw Dr. Marandola in 2024, with an average age of 75.

Is Dr. Michael S. Marandola board certified?

Yes. Dr. Marandola is board certified in orthopaedic sports medicine by the American Board of Orthopaedic Surgery.

What services does Dr. Michael S. Marandola bill to Medicare?

In 2024, Dr. Marandola's most billed Medicare services were injected or infused drug (J7329), injected or infused drug (J0702) and office visit, established patient (99213).

Where did Dr. Michael S. Marandola go to medical school?

Dr. Marandola graduated from Boston University School Of Medicine in 1987.

What drugs does Dr. Michael S. Marandola prescribe most?

In 2024 Medicare Part D data, Dr. Marandola's most prescribed drugs by claims were Meloxicam, Cephalexin and Celecoxib.

Has Dr. Michael S. Marandola received payments from drug or device companies?

CMS Open Payments shows $9,693 in general payments to Dr. Marandola from 12 companies from 2016 to 2025. The largest total came from Smith & Nephew, Inc.

How long has Dr. Michael S. Marandola been practicing?

Dr. Marandola graduated from medical school in 1987, 39 years ago.

Does Dr. Michael S. Marandola do research?

Dmand AI links 1 publication to Dr. Marandola.

Who does Dr. Michael S. Marandola publish with?

Dr. Marandola's most frequent co-authors are Carlos A. Prietto, MD (1 shared paper).

What insurance does Dr. Michael S. Marandola accept?

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

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