Dr. Michael J. Dorsi, MD
- Medicare services, 2024
- 455
- Medicare patients, 2024
- 360
- Part D claims, 2024
- 11
- Publications
- 29
- MIPS score, 2024
- 84
- Practice address
- 200 Medical Plz, Los Angeles, CA 90024
- Practice phone
- Call (310) 794-9206
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Peter Morton UCLA Medical Building
Los Angeles, California
Find Dr. Dorsi's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Michael J. Dorsi is a neurosurgeon in Los Angeles, California
Dr. Dorsi practices at Peter Morton UCLA Medical Building in Los Angeles, California.
Dr. Dorsi's NPI, 1942355854, was assigned on January 24, 2007. Dr. Dorsi graduated from The Johns Hopkins University School of Medicine in 2004. Dr. Dorsi holds California license A116011.
- NPI
- 1942355854NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1850579657
- NPI enumeration date
- January 24, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (310) 794-9206
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 48
- Medical school graduation
- 2004
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Michael J. Dorsi practices at Peter Morton UCLA Medical Building in Los Angeles, California
Dr. Dorsi's primary practice is Peter Morton UCLA Medical Building, at 200 Medical Plz, Los Angeles, CA 90024 in Los Angeles County. The practice phone is (310) 794-9206.
- Peter Morton UCLA Medical Building200 Medical Plz, Los Angeles, CA 90024 · Los Angeles CountyPhone(310) 794-9206
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Michael J. Dorsi is affiliated with 6 sites of care and 2 medical groups
Dr. Dorsi's primary practice is Peter Morton UCLA Medical Building in Los Angeles, California. Dr. Dorsi is also affiliated with Ronald Reagan UCLA Medical Center. The medical group on file is UCLA Neurosurgery Associates. Dmand AI also links Dr. Dorsi to 3 more hospitals, 1 group practice or clinic and 1 medical group, each named with a free account.
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. Michael J. Dorsi's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Dorsi practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Peter Morton UCLA Medical Building | Available with a free account |
| +5 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Michael J. Dorsi is one of 846 neurosurgeons in California
Neurological surgery is Dr. Dorsi's primary specialty in the NPI Registry, under taxonomy code 207T00000X. Dr. Dorsi is board certified in neurological surgery by the American Board of Neurological Surgery. Dmand AI has Dr. Dorsi's licenses on file in 2 states: California and Maryland.
Specialties and state licenses
- Neurological surgery, CaliforniaPrimary
- Maryland license
Clinical focus
Dmand AI lists back and neck pain treatment without fusion, craniotomy, lower back pain, neck pain and spine problems, spinal fusion and thoracic spine disorders among the conditions Dr. Dorsi treats.
Neurosurgeons near Dr. Dorsi
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. Michael J. Dorsi billed Medicare for 455 services in 2024
CMS data shows 455 Medicare services from Dr. Dorsi across 5 procedure codes in 2024, for 360 Medicare patients. Medicare paid $49,175 for them.
Dr. Dorsi's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 4592024: 4551%
- Surgery
- 2023: 582024: 0100%
Where Dr. Dorsi's Medicare services took place, 2024
- In an office39787%
- In a facility5813%
Dr. Dorsi compared with the California median for neurosurgeons, 2024
- Dr. Dorsi
- California median
- Medicare services
- 455vs 2162.1 times
- Medicare patients
- 360vs 1542.3 times
- Part D claims
- 11vs 2658% below
Medians across 679 neurosurgeons in California with Dmand AI profiles that report each measure.
Dr. Dorsi'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.
Need commercial claims for Dr. Dorsi?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Dorsi and other neurosurgeons in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Michael J. Dorsi treated 360 Medicare patients in 2024, average age 73
CMS counts 360 Medicare patients who saw Dr. Dorsi in 2024. The largest group is 65 to 74, with 200 patients. 75% of them have arthritis, and 75% have high blood pressure. 8% are also on Medicaid. Their average risk score is 1.26, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Dorsi's median patient age at 64, with 51% women.
Dr. Dorsi's Medicare patients by age, 2024
Dr. Dorsi's Medicare patients by sex, 2024
- Women16546%
- Men19554%
Chronic conditions among Dr. Dorsi's Medicare patients, 2024
- Arthritis75%
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease38%
- Mood disorders32%
- Anxiety31%
- Diabetes31%
- Depression30%
Share of Medicare patients with each condition. A patient can have several.
Dr. Dorsi'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
- Women51%
- Men48%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Michael J. Dorsi wrote 11 Medicare Part D claims in 2024
In 2024, Dr. Dorsi wrote 11 Medicare Part D claims. 100% of them were for generic drugs. They cover 1 drug, with $82 in total drug cost. In 2020, CMS named 34 claims across 2 drugs.
Dr. Dorsi'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, 2020 to 2022
- 2020
- 2022
- Claims for drugs CMS names
- 2020: 342022: 1168%
Drugs named by CMS: 1 in 2022, 2 in 2020.
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. Dorsi scored 84 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 84 out of 100 for Dr. Dorsi for performance year 2024, reported as part of a group. Dr. Dorsi accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Dorsi as offering telehealth. CMS counts 92 procedures of spinal fusion by Dr. Dorsi, more than 71% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Dorsi's MIPS scores, performance year 2024
- 84of 100Final score
- 68.7of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 63of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Dorsi ranks in Medicare procedure volume
- Spinal fusion
- 71st percentile92 procedures
- Laminectomy or laminotomy (partial removal of spine bones)
- 67th percentile37 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)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Michael J. Dorsi has 29 publications on record
Dmand AI links 29 papers to Dr. Dorsi, published from 2007 to 2025. 2011 was the busiest year, with 4. The most frequent topics are Brachial Plexus, Pain Measurement and Rats, Sprague-Dawley. Dr. Dorsi has published most often in J Pain Res. Dr. Dorsi's most frequent co-authors are Timothy Ray Deer, MD, Steven M. Falowski, MD and Jonathan Michael Hagedorn, MD.
Dr. Dorsi's papers by year, 2009 to 2025
Topics Dr. Dorsi writes about most
- Brachial Plexus
- Pain Measurement
- Rats, Sprague-Dawley
- Hyperalgesia
- Neuralgia
- Neuroma
- Pain Threshold
- Peripheral Nervous System Neoplasms
Dr. Dorsi's most frequent co-authors
- Timothy Ray Deer, MD4 shared papers
- Steven M. Falowski, MD4 shared papers
- Jonathan Michael Hagedorn, MD4 shared papers
Recent publications by Dr. Dorsi
See who Dr. Dorsi researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Dorsi works with, so you can find a warm path to the right neurosurgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Michael J. Dorsi received $770,687 in industry payments from 2016 to 2025
CMS Open Payments shows 2,332 general payments to Dr. Dorsi from 53 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 37% of the total. Nevro Corp. paid the most, $234,766. It also lists 1 research payment totaling $2,550 in 2016.
General payments to Dr. Dorsi by program year, 2016 to 2025
General payments to Dr. Dorsi by kind, 2016 to 2025
- Consulting fees$247,71437%
- Royalties and licenses$100,64515%
- Speaker and faculty fees$87,99913%
- Education speaker fees$86,95013%
- Other$152,90723%
Companies that paid Dr. Dorsi the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Michael J. Dorsi has 2 awards and honors on record
Dmand AI lists 2 awards for Dr. Dorsi, most recently Minimally invasive spine surgeon of the year in 2019.
Awards and honors for Dr. Dorsi
- 2019
- Minimally invasive spine surgeon of the year
- 2018
- Spine surgeon of the year
Source: Dmand AI Professional Profile Data
Dr. Michael J. Dorsi graduated from The Johns Hopkins University School of Medicine
Dr. Dorsi graduated from The Johns Hopkins University School of Medicine in 2004. Dr. Dorsi is a member of CNS.
- Medical school
- Board certified in neurological surgery
Source: Dmand AI Professional Profile Data
Dr. Michael J. Dorsi accepts plans from 15 insurance carriers
Dr. Dorsi is in network with 15 carriers, including Aetna, Elevance and Excellus BlueCross BlueShield. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.
- Aetna
- Elevance
- Excellus BlueCross BlueShield
- Blue Cross Blue Shield of Michigan
- United Healthcare
- HCSC
- Blue Cross Blue Shield of Massachusetts
- Regence Health Plans
- +7 more carriersWith a free account
Plan types Dr. Dorsi accepts, by number of carriers
- PPO10
- Medicare9
- HMO8
- EPO5
- POS5
Source: Dmand AI Insurance Network Data
Sources for Dr. Michael J. Dorsi's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare 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 percentiles | Doctors 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-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Michael J. Dorsi
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. Dorsi's NPI number?
Dr. Michael J. Dorsi's NPI number is 1942355854. It was assigned on January 24, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Michael J. Dorsi?
Dr. Michael J. Dorsi is a neurosurgeon in Los Angeles, California. The primary specialty in the NPI Registry is Neurological Surgery Physician (taxonomy code 207T00000X).
Where does Dr. Michael J. Dorsi practice?
Dr. Dorsi practices at 200 Medical Plz, Los Angeles, CA 90024. Dr. Dorsi's primary practice is Peter Morton UCLA Medical Building in Los Angeles, California. Dmand AI also links Dr. Dorsi to 3 hospitals, 1 group practice or clinic and 1 medical group.
What is Dr. Michael J. Dorsi's office phone number?
The practice phone on file for Dr. Dorsi is (310) 794-9206.
What is Dr. Michael J. Dorsi's medical license number?
Dr. Dorsi holds California license A116011, one of the licenses on file in 2 states.
Which states has Dr. Michael J. Dorsi been licensed in?
Dmand AI has state licenses on file for Dr. Dorsi in California (2011 to 2027) and Maryland.
Which hospitals is Dr. Michael J. Dorsi affiliated with?
Dr. Dorsi is affiliated with Ronald Reagan UCLA Medical Center. Dmand AI links Dr. Dorsi to 3 more hospitals.
What medical group is Dr. Michael J. Dorsi part of?
Dr. Dorsi is linked to UCLA Neurosurgery Associates. Dmand AI links Dr. Dorsi to 1 more medical group.
Does Dr. Michael J. Dorsi accept Medicare?
Yes. CMS data shows Dr. Dorsi billed Medicare for 455 services in 2024, and Dr. Dorsi accepts Medicare assignment.
Does Dr. Michael J. Dorsi offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Dorsi as offering telehealth services.
Show 11 more questionsShow fewer questions
What is Dr. Michael J. Dorsi's MIPS score?
Dr. Dorsi's MIPS final score for performance year 2024 is 84 out of 100, reported as part of a group.
How many Medicare patients does Dr. Michael J. Dorsi see?
CMS counts 360 Medicare patients who saw Dr. Dorsi in 2024, with an average age of 73.
Is Dr. Michael J. Dorsi board certified?
Yes. Dr. Dorsi is board certified in neurological surgery by the American Board of Neurological Surgery.
What services does Dr. Michael J. Dorsi bill to Medicare?
In 2024, Dr. Dorsi's most billed Medicare services were office visit, established patient (99213), office visit, new patient (99205) and hospital inpatient care (99223).
Where did Dr. Michael J. Dorsi go to medical school?
Dr. Dorsi graduated from The Johns Hopkins University School of Medicine in 2004.
What drugs does Dr. Michael J. Dorsi prescribe most?
In 2022 Medicare Part D data, Dr. Dorsi's most prescribed drugs by claims were Methylprednisolone.
Has Dr. Michael J. Dorsi received payments from drug or device companies?
CMS Open Payments shows $770,687 in general payments to Dr. Dorsi from 53 companies from 2016 to 2025. The largest total came from Nevro Corp.
How long has Dr. Michael J. Dorsi been practicing?
Dr. Dorsi graduated from medical school in 2004, 22 years ago.
Does Dr. Michael J. Dorsi do research?
Dmand AI links 29 publications to Dr. Dorsi, published from 2007 to 2025.
Who does Dr. Michael J. Dorsi publish with?
Dr. Dorsi's most frequent co-authors are Timothy Ray Deer, MD (4 shared papers), Steven M. Falowski, MD (4 shared papers) and Jonathan Michael Hagedorn, MD (4 shared papers).
What insurance does Dr. Michael J. Dorsi accept?
Dr. Dorsi is in network with 15 carriers, including Aetna, Elevance and Excellus BlueCross BlueShield. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.
Selling to neurological surgery practices?
See neurosurgeons in California by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card