Michael Ma
- Medicare services, 2024
- 48
- Medicare patients, 2024
- 54
- Part D claims, 2024
- 61
- Publications
- 4
- MIPS score, 2024
- 93
- Practice address
- 1520 Highway 130, North Brunswick, NJ 08902
- Practice phone
- Call (732) 422-9900
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Specialty Surgical Center of North Brunswick
Surgery Center - Medicare-Certified · North Brunswick, New Jersey
Find Michael Ma'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.
Michael Ma is a gastroenterologist in North Brunswick, New Jersey
Michael Ma practices at Specialty Surgical Center of North Brunswick in North Brunswick, New Jersey.
Michael Ma's NPI, 1992191571, was assigned on April 10, 2015. Michael Ma graduated from University of Vermont College of Medicine in 2015. Michael Ma's New York license number on file is 292339.
- NPI
- 1992191571NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4082961545
- NPI enumeration date
- April 10, 2015
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (732) 422-9900
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 37
- Medical school graduation
- 2015
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Michael Ma practices at Specialty Surgical Center of North Brunswick in North Brunswick, New Jersey
Michael Ma's primary practice is Specialty Surgical Center of North Brunswick, at 1520 Highway 130, North Brunswick, NJ 08902. The practice phone is (732) 422-9900.
- Specialty Surgical Center of North Brunswick1520 Highway 130, North Brunswick, NJ 08902Phone(732) 422-9900
Source: Dmand AI Affiliation Data
Michael Ma is affiliated with 5 sites of care and 3 medical groups
Michael Ma's primary practice is Specialty Surgical Center of North Brunswick in North Brunswick, New Jersey. Michael Ma is also affiliated with Robert Wood Johnson University Hospital. The medical group on file is Northwell Health Physician Partners Cardiology at Great Neck. Dmand AI also links Michael Ma to 3 more hospitals and 2 medical groups, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Michael Ma's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Michael Ma practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Specialty Surgical Center of North Brunswick | Available with a free account |
| +4 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Michael Ma is one of 691 gastroenterologists in New Jersey
Gastroenterology is Michael Ma's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Michael Ma is board certified in gastroenterology by the American Board of Internal Medicine. Dmand AI has Michael Ma's licenses on file in 2 states: New York and New Jersey.
Specialties and state licenses
- Gastroenterology, New YorkPrimary
- New Jersey license
Clinical focus
Dmand AI lists acid reflux, colonoscopy, gastroenteritis, gastrointestinal bleeding and upper GI endoscopy among the conditions Michael Ma treats.
Gastroenterologists near Michael Ma
Counts of gastroenterologists 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
Michael Ma billed Medicare for 48 services in 2024
CMS data shows 48 Medicare services from Michael Ma across 2 procedure codes in 2024, for 54 Medicare patients. Medicare paid $4,145 for them. Every service was in a facility, such as a hospital, rather than an office.
Michael Ma compared with the New Jersey median for gastroenterologists, 2024
- Michael Ma
- New Jersey median
- Medicare services
- 48vs 68593% below
- Medicare patients
- 54vs 37586% below
- Part D claims
- 44vs 61193% below
Medians across 674 gastroenterologists in New Jersey with Dmand AI profiles that report each measure.
Michael Ma'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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Medicare shows one payer. Book a meeting to get commercial claims data for Michael Ma and other gastroenterologists in New Jersey.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Michael Ma treated 54 Medicare patients in 2024, average age 74
CMS counts 54 Medicare patients who saw Michael Ma in 2024. The largest group is 65 to 74, with 17 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 26% are also on Medicaid. Their average risk score is 1.87, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Michael Ma's median patient age at 68, with 49% women.
Michael Ma's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Michael Ma's Medicare patients by sex, 2024
- Women2546%
- Men2954%
Chronic conditions among Michael Ma's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Diabetes52%
- Arthritis50%
- Ischemic heart disease37%
- Atrial fibrillation33%
- Chronic kidney disease33%
- Heart failure33%
Share of Medicare patients with each condition. A patient can have several.
Michael Ma's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 68
Patient panel by sex, all payers
- Women49%
- Men49%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Michael Ma wrote 61 Medicare Part D claims in 2024
In 2024, Michael Ma wrote 61 Medicare Part D claims for 36 patients. 92% of them were for generic drugs. CMS names the drug for 44 of them, across 3 drugs with 11 or more claims each, at $705 in total drug cost.
Michael Ma's Part D claims by kind of drug, 2024
- Generic56 claims92%
- Brand-name and other5 claims8%
Michael Ma'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 Michael Ma's Part D claims, 2024
- Antibiotics20%12 of 61 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
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
Michael Ma scored 93 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 93 out of 100 for Michael Ma for performance year 2024, reported through an alternative payment model (APM). Michael Ma accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Michael Ma as offering telehealth. CMS counts 274 procedures of upper gastrointestinal (gi) endoscopy for acid reflux by Michael Ma, more than 94% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Michael Ma's MIPS scores, performance year 2024
- 93of 100Final score
- 79.8of 100Quality
- 89of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Michael Ma ranks in Medicare procedure volume
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 94th percentile274 procedures
- Colonoscopy
- 61st percentile44 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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Michael Ma has 4 publications on record
Dmand AI links 4 papers to Michael Ma, published from 2021 to 2025. Michael Ma's most frequent co-authors are Arvind Julius Trindade, MD and Evin Joseph McCabe, MD.
Michael Ma's papers by year, 2021 to 2025
Michael Ma's most frequent co-authors
Recent publications by Michael Ma
Am J Gastroenterol
See who Michael Ma researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Michael Ma works with, so you can find a warm path to the right gastroenterologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Michael Ma received $35 in industry payments in 2025
CMS Open Payments shows 1 general payment to Michael Ma from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Boston Scientific Corporation paid the most, $35.
Companies that paid Michael Ma the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Michael Ma graduated from University of Vermont College of Medicine
Michael Ma graduated from University of Vermont College of Medicine in 2015.
- Medical school
- Board certified in gastroenterology
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Michael Ma accepts plans from 19 insurance carriers
Michael Ma is in network with 19 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 13. Check the plan with the practice before a visit.
- Aetna
- Elevance
- Blue Cross Blue Shield of Michigan
- United Healthcare
- HCSC
- Horizon Blue Cross Blue Shield of New Jersey
- Aspirus Health Plan
- Blue Cross Blue Shield of Massachusetts
- +11 more carriersWith a free account
Plan types Michael Ma accepts, by number of carriers
- PPO13
- Medicare12
- HMO9
- EPO5
- POS5
Source: Dmand AI Insurance Network Data
Sources for Michael Ma'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand 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) |
| 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 Michael Ma
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Michael Ma's NPI number?
Michael Ma's NPI number is 1992191571. It was assigned on April 10, 2015, and it is active in the NPI Registry.
What does Michael Ma specialize in?
Michael Ma is a gastroenterologist in North Brunswick, New Jersey. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Michael Ma practice?
Michael Ma practices at 1520 Highway 130, North Brunswick, NJ 08902. Michael Ma's primary practice is Specialty Surgical Center of North Brunswick in North Brunswick, New Jersey. Dmand AI also links Michael Ma to 3 hospitals and 2 medical groups.
What is Michael Ma's office phone number?
The practice phone on file for Michael Ma is (732) 422-9900.
What is Michael Ma's medical license number?
Michael Ma's New York license number on file is 292339, one of the licenses on file in 2 states.
Which states has Michael Ma been licensed in?
Dmand AI has state licenses on file for Michael Ma in New York (2018 to 2025) and New Jersey (2024 to 2027).
Which hospitals is Michael Ma affiliated with?
Michael Ma is affiliated with Robert Wood Johnson University Hospital. Dmand AI links Michael Ma to 3 more hospitals.
What medical group is Michael Ma part of?
Michael Ma is linked to Northwell Health Physician Partners Cardiology at Great Neck. Dmand AI links Michael Ma to 2 more medical groups.
Does Michael Ma accept Medicare?
Yes. CMS data shows Michael Ma billed Medicare for 48 services in 2024, and Michael Ma accepts Medicare assignment.
Does Michael Ma offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Michael Ma as offering telehealth services.
Show 11 more questionsShow fewer questions
What is Michael Ma's MIPS score?
Michael Ma's MIPS final score for performance year 2024 is 93 out of 100, reported through an alternative payment model (APM).
How many Medicare patients does Michael Ma see?
CMS counts 54 Medicare patients who saw Michael Ma in 2024, with an average age of 74.
Is Michael Ma board certified?
Yes. Michael Ma is board certified in gastroenterology by the American Board of Internal Medicine.
What services does Michael Ma bill to Medicare?
In 2024, Michael Ma's most billed Medicare services were hospital inpatient care (99232) and hospital inpatient care (99222).
Where did Michael Ma go to medical school?
Michael Ma graduated from University of Vermont College of Medicine in 2015.
What drugs does Michael Ma prescribe most?
In 2024 Medicare Part D data, Michael Ma's most prescribed drugs by claims were Omeprazole, Sucralfate and Pantoprazole Sodium.
Has Michael Ma received payments from drug or device companies?
CMS Open Payments shows $35 in general payments to Michael Ma from 1 company from 2025 to 2025. The largest total came from Boston Scientific Corporation.
How long has Michael Ma been practicing?
Michael Ma graduated from medical school in 2015, 11 years ago.
Does Michael Ma do research?
Dmand AI links 4 publications to Michael Ma, published from 2021 to 2025.
Who does Michael Ma publish with?
Michael Ma's most frequent co-authors are Arvind Julius Trindade, MD (3 shared papers) and Evin Joseph McCabe, MD (1 shared paper).
What insurance does Michael Ma accept?
Michael Ma is in network with 19 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 13. Check the plan with the practice before a visit.
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