Diet, Carbohydrate-RestrictedDiet, High-FatDiet, High-Protein
Dr. Senthil Sivakumar Gunasekaran, MD
NPI1851657076PAC ID3072822352
- Medicare services, 2024
- 4,047
- Medicare patients, 2024
- 2,228
- Publications
- 12
- Hospital affiliations
- 15
- Industry payments
- $5,708
- Practice address
- 1129 S. San Gabriel Blvd., San Gabriel, CA 91776
- Practice phone
- Call (626) 287-6746
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Diagnostic Medical Group - San Gabriel
Mammography / Breast Imaging Center · San Gabriel, California
Find Dr. Gunasekaran's professional email, personal email and mobile number
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Dr. Senthil Sivakumar Gunasekaran is a diagnostic radiologist in San Gabriel, California
Dr. Gunasekaran practices at Diagnostic Medical Group - San Gabriel in San Gabriel, California.
Dr. Gunasekaran's NPI, 1851657076, was assigned on April 2, 2012. Dr. Gunasekaran graduated from Loyola University Chicago Stritch School of Medicine in 2012. Dr. Gunasekaran holds California license A148424.
NPI and contact details
- NPI
- 1851657076NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3072822352
- NPI enumeration date
- April 2, 2012
- NPI status
- Active
- Practice phone
- (626) 287-6746
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 40
- Medical school graduation
- 2012
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Senthil Sivakumar Gunasekaran practices at Diagnostic Medical Group - San Gabriel in San Gabriel, California
Dr. Gunasekaran's primary practice is Diagnostic Medical Group - San Gabriel, at 1129 S. San Gabriel Blvd., San Gabriel, CA 91776. The practice phone is (626) 287-6746.
- Diagnostic Medical Group - San Gabriel1129 S. San Gabriel Blvd., San Gabriel, CA 91776Phone(626) 287-6746
Source: Dmand AI Affiliation Data
Dr. Senthil Sivakumar Gunasekaran is affiliated with 21 sites of care and 20 medical groups
Dr. Gunasekaran's primary practice is Diagnostic Medical Group - San Gabriel in San Gabriel, California. Dr. Gunasekaran is also affiliated with UCI Health - Orange. The medical group on file is Diagnostic Medical Group of Southern California. Dmand AI also links Dr. Gunasekaran to 14 more hospitals, 19 medical groups, 4 group practices and clinics and 1 rural health clinic, each named with a free account. Dr. Gunasekaran's employer is on file too: a breast imaging center.
Diagnostic Medical Group - San GabrielPrimary
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Senthil Sivakumar Gunasekaran's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Gunasekaran practices, 21 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Diagnostic Medical Group - San Gabriel | Available with a free account |
| +20 more sites and 19 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Senthil Sivakumar Gunasekaran is one of 4,096 diagnostic radiologists in California
Diagnostic radiology is Dr. Gunasekaran's primary specialty in the NPI Registry, under taxonomy code 2085R0202X. Dr. Gunasekaran is board certified in interventional radiology and diagnostic radiology by the American Board of Radiology. Dr. Gunasekaran is licensed in California.
Specialties and state licenses
- Diagnostic radiology, CaliforniaPrimary
Diagnostic radiologists near Dr. Gunasekaran
Counts of diagnostic radiologists with a Dmand AI profile, by place and practice. Each opens the list.
4,096diagnostic radiologists in California
7diagnostic radiologists in San Gabriel
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Senthil Sivakumar Gunasekaran billed Medicare for 4,047 services in 2024
CMS data shows 4,047 Medicare services from Dr. Gunasekaran across 49 procedure codes in 2024, for 2,228 Medicare patients. Medicare paid $79,314 for them.
Medicare services, 20244,047
Medicare patients2,228
Paid by Medicare$79,314
Procedure codes49
Dr. Gunasekaran's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Imaging
- 2023: 2,6892024: 2,97711%
- Other services
- 2023: 02024: 885
- Tests and treatments
- 2023: 2032024: 1859%
- Surgery
- 2023: 152024: 0100%
Where Dr. Gunasekaran's Medicare services took place, 2024
- In an office1,05126%
- In a facility2,99674%
Dr. Gunasekaran compared with the California median for diagnostic radiologists, 2024
- Dr. Gunasekaran
- California median
- Medicare services
- 4,047vs 2,28177% above
- Medicare patients
- 2,228vs 1,34666% above
Medians across 3,734 diagnostic radiologists in California with Dmand AI profiles that report each measure.
Dr. Gunasekaran'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. Senthil Sivakumar Gunasekaran treated 2,228 Medicare patients in 2024, average age 74
CMS counts 2,228 Medicare patients who saw Dr. Gunasekaran in 2024. The largest group is 65 to 74, with 845 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 55% are also on Medicaid. Their average risk score is 2.23, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Gunasekaran's median patient age at 56, with 56% women.
Medicare patients, 20242,228
Average age74
Average risk score2.23
Also on Medicaid55%
Dr. Gunasekaran's Medicare patients by age, 2024
Dr. Gunasekaran's Medicare patients by sex, 2024
- Women1,31559%
- Men91341%
Chronic conditions among Dr. Gunasekaran's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis53%
- Diabetes50%
- Chronic kidney disease42%
- Heart failure36%
- Ischemic heart disease36%
- Mood disorders36%
Share of Medicare patients with each condition. A patient can have several.
Dr. Gunasekaran's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 56
Patient panel by sex, all payers
- Women56%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
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Dr. Senthil Sivakumar Gunasekaran has 12 publications on record
Dmand AI links 12 papers to Dr. Gunasekaran, published from 2012 to 2018. 2016 was the busiest year, with 3. The most frequent topics are Foreign Bodies. Dr. Gunasekaran has published most often in J Pediatr. Dr. Gunasekaran's most frequent co-authors are Thirumazhisai Gunasekaran, James T. Bui, MD and Ron C. Gaba, MD.
Papers12
Years published2012 to 2018
Dr. Gunasekaran's papers by year, 2012 to 2018
Topics Dr. Gunasekaran writes about most
- Foreign Bodies
Dr. Gunasekaran's most frequent co-authors
- Thirumazhisai Gunasekaran4 shared papers
- James T. Bui, MD2 shared papers
- Ron C. Gaba, MD2 shared papers
Recent publications by Dr. Gunasekaran
Intestinal VolvulusRadiography, AbdominalSigmoid Diseases
Abdominal PainForeign BodiesLaparotomy
See who Dr. Gunasekaran researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Gunasekaran works with, so you can find a warm path to the right diagnostic radiologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Senthil Sivakumar Gunasekaran received $5,708 in industry payments from 2018 to 2025
CMS Open Payments shows 43 general payments to Dr. Gunasekaran from 13 drug and device companies from 2018 to 2025. Food and beverage make up the largest share, 68% of the total. Penumbra, Inc. paid the most, $3,888.
General payments to Dr. Gunasekaran by program year, 2018 to 2025
General payments to Dr. Gunasekaran by kind, 2018 to 2025
$5.7Kin total
- Food and beverage$3,85868%
- Travel and lodging$1,80832%
- Education$421%
Companies that paid Dr. Gunasekaran the most, 2018 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Senthil Sivakumar Gunasekaran graduated from Loyola University Chicago Stritch School of Medicine
Dr. Gunasekaran graduated from Loyola University Chicago Stritch School of Medicine in 2012. Dr. Gunasekaran is a member of ACR, RSNA and SIR.
- Medical school
- Board certified in interventional radiology and diagnostic radiology
Source: Dmand AI Professional Profile Data
Dr. Senthil Sivakumar Gunasekaran accepts plans from 10 insurance carriers
Dr. Gunasekaran is in network with 10 carriers, including Blue Cross Blue Shield of Michigan, United Healthcare and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Regence Health Plans
- Aspirus Health Plan
- Blue Cross and Blue Shield of Kansas City
- CMS Medicare
- +2 more carriersWith a free account
Plan types Dr. Gunasekaran accepts, by number of carriers
- Medicare7
- PPO6
- POS3
- HMO2
- EPO1
Source: Dmand AI Insurance Network Data
Sources for Dr. Senthil Sivakumar Gunasekaran'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) |
| 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 Dr. Senthil Sivakumar Gunasekaran
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. Senthil Sivakumar Gunasekaran's NPI number?
Dr. Senthil Sivakumar Gunasekaran's NPI number is 1851657076. It was assigned on April 2, 2012, and it is active in the NPI Registry.
What kind of doctor is Dr. Senthil Sivakumar Gunasekaran?
Dr. Senthil Sivakumar Gunasekaran is a diagnostic radiologist in San Gabriel, California. The primary specialty in the NPI Registry is Diagnostic Radiology Physician (taxonomy code 2085R0202X).
Where does Dr. Senthil Sivakumar Gunasekaran practice?
Dr. Gunasekaran practices at 1129 S. San Gabriel Blvd., San Gabriel, CA 91776. Dr. Gunasekaran's primary practice is Diagnostic Medical Group - San Gabriel in San Gabriel, California. Dmand AI also links Dr. Gunasekaran to 14 hospitals, 19 medical groups, 4 group practices and clinics and 1 rural health clinic.
What is Dr. Senthil Sivakumar Gunasekaran's office phone number?
The practice phone on file for Dr. Gunasekaran is (626) 287-6746.
What is Dr. Senthil Sivakumar Gunasekaran's medical license number?
Dr. Gunasekaran holds California license A148424.
Which hospitals is Dr. Senthil Sivakumar Gunasekaran affiliated with?
Dr. Gunasekaran is affiliated with UCI Health - Orange. Dmand AI links Dr. Gunasekaran to 14 more hospitals.
What medical group is Dr. Senthil Sivakumar Gunasekaran part of?
Dr. Gunasekaran is linked to Diagnostic Medical Group of Southern California. Dmand AI links Dr. Gunasekaran to 19 more medical groups.
Does Dr. Senthil Sivakumar Gunasekaran accept Medicare?
Yes. CMS data shows Dr. Gunasekaran billed Medicare for 4,047 services in 2024.
How many Medicare patients does Dr. Senthil Sivakumar Gunasekaran see?
CMS counts 2,228 Medicare patients who saw Dr. Gunasekaran in 2024, with an average age of 74.
Is Dr. Senthil Sivakumar Gunasekaran board certified?
Yes. Dr. Gunasekaran is board certified in interventional radiology and diagnostic radiology by the American Board of Radiology.
Show 7 more questionsShow fewer questions
What services does Dr. Senthil Sivakumar Gunasekaran bill to Medicare?
In 2024, Dr. Gunasekaran's most billed Medicare services were diagnostic imaging (71045), medicare temporary code (Q9967) and diagnostic imaging (70450).
Where did Dr. Senthil Sivakumar Gunasekaran go to medical school?
Dr. Gunasekaran graduated from Loyola University Chicago Stritch School of Medicine in 2012.
Has Dr. Senthil Sivakumar Gunasekaran received payments from drug or device companies?
CMS Open Payments shows $5,708 in general payments to Dr. Gunasekaran from 13 companies from 2018 to 2025. The largest total came from Penumbra, Inc.
How long has Dr. Senthil Sivakumar Gunasekaran been practicing?
Dr. Gunasekaran graduated from medical school in 2012, 14 years ago.
Does Dr. Senthil Sivakumar Gunasekaran do research?
Dmand AI links 12 publications to Dr. Gunasekaran, published from 2012 to 2018.
Who does Dr. Senthil Sivakumar Gunasekaran publish with?
Dr. Gunasekaran's most frequent co-authors are Thirumazhisai Gunasekaran (4 shared papers), James T. Bui, MD (2 shared papers) and Ron C. Gaba, MD (2 shared papers).
What insurance does Dr. Senthil Sivakumar Gunasekaran accept?
Dr. Gunasekaran is in network with 10 carriers, including Blue Cross Blue Shield of Michigan, United Healthcare and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.
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