Clin Gastroenterol Hepatol
Dr. Nikhil Agarwal, MD
- Medicare services, 2024
- 650
- Medicare patients, 2024
- 371
- Part D claims, 2024
- 785
- Publications
- 3
- Hospital affiliations
- 1
- Practice address
- 301 Industrial Road Suite 1se, San Carlos, CA 94070
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Surgery Center San Carlos
Surgery Center - Medicare-Certified · San Carlos, California
Find Dr. Agarwal'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. Nikhil Agarwal is a gastroenterologist in San Carlos, California
Dr. Agarwal practices at Surgery Center San Carlos in San Carlos, California.
Dr. Agarwal's NPI, 1487831145, was assigned on January 24, 2008. Dr. Agarwal graduated from Drexel University College Of Medicine in 2006. Dr. Agarwal holds California license A102503.
- NPI
- 1487831145NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7113057159
- NPI enumeration date
- January 24, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 46
- Medical school graduation
- 2006
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Nikhil Agarwal practices at Surgery Center San Carlos in San Carlos, California
Dr. Agarwal's primary practice is Surgery Center San Carlos, at 301 Industrial Road Suite 1se, San Carlos, CA 94070.
- Surgery Center San Carlos301 Industrial Road Suite 1se, San Carlos, CA 94070
Source: Dmand AI Affiliation Data
Dr. Nikhil Agarwal is affiliated with 3 sites of care and 1 medical group
Dr. Agarwal's primary practice is Surgery Center San Carlos in San Carlos, California. Dr. Agarwal is also affiliated with Mills-Peninsula Medical Center. The medical group on file is Palo Alto Foundation Medical Group. Dmand AI also links Dr. Agarwal to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Nikhil Agarwal's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Agarwal practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Surgery Center San Carlos | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Nikhil Agarwal is one of 1,977 gastroenterologists in California
Gastroenterology is Dr. Agarwal's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Agarwal is board certified in gastroenterology by the American Board of Internal Medicine. Dr. Agarwal is licensed in California.
Specialties and state licenses
- Gastroenterology, CaliforniaPrimary
Clinical focus
Dmand AI lists acid reflux, chronic indigestion, chronic inflammatory bowel disease (IBD), colonoscopy, gastroenteritis, gastrointestinal bleeding, intestinal or bowel obstruction and irritable bowel syndrome (IBS) among the conditions Dr. Agarwal treats.
Gastroenterologists near Dr. Agarwal
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
Dr. Nikhil Agarwal billed Medicare for 650 services in 2024
CMS data shows 650 Medicare services from Dr. Agarwal across 14 procedure codes in 2024, for 371 Medicare patients. Medicare paid $112,820 for them.
Dr. Agarwal's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Surgery
- 2023: 2132024: 23711%
- Office and hospital visits
- 2023: 2032024: 2011%
- Tests and treatments
- 2023: 582024: 127119%
- Other services
- 2023: 1652024: 8548%
Where Dr. Agarwal's Medicare services took place, 2024
- In an office32850%
- In a facility32250%
Dr. Agarwal compared with the California median for gastroenterologists, 2024
- Dr. Agarwal
- California median
- Medicare services
- 650vs 58611% above
- Medicare patients
- 371vs 30223% above
- Part D claims
- 567vs 38049% above
Medians across 1,875 gastroenterologists in California with Dmand AI profiles that report each measure.
Dr. Agarwal'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 Dr. Agarwal and other gastroenterologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Nikhil Agarwal treated 371 Medicare patients in 2024, average age 74
CMS counts 371 Medicare patients who saw Dr. Agarwal in 2024. The largest group is 65 to 74, with 172 patients. 71% of them have high cholesterol, and 56% have high blood pressure. 5% are also on Medicaid. Their average risk score is 1.00, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Agarwal's median patient age at 54, with 52% women.
Dr. Agarwal's Medicare patients by age, 2024
Dr. Agarwal's Medicare patients by sex, 2024
- Women23664%
- Men13536%
Chronic conditions among Dr. Agarwal's Medicare patients, 2024
- High cholesterol71%
- High blood pressure56%
- Arthritis39%
- Osteoporosis22%
- Ischemic heart disease21%
- Mood disorders20%
- Anxiety19%
- Diabetes19%
Share of Medicare patients with each condition. A patient can have several.
Dr. Agarwal's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 54
Patient panel by sex, all payers
- Women52%
- Men46%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Nikhil Agarwal wrote 785 Medicare Part D claims in 2024
In 2024, Dr. Agarwal wrote 785 Medicare Part D claims for 299 patients. 67% of them were for generic drugs. CMS names the drug for 567 of them, across 12 drugs with 11 or more claims each, at $129,489 in total drug cost. In 2023, CMS named 588 claims across 15 drugs.
Dr. Agarwal's Part D claims by kind of drug, 2024
- Generic528 claims67%
- Brand-name257 claims33%
Dr. Agarwal'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. Agarwal's Part D claims, 2024
- Antibiotics3%23 of 785 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: 5882024: 5674%
Drugs named by CMS: 12 in 2024, 15 in 2023.
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. Nikhil Agarwal ranks in the 90th percentile for colonoscopy in Medicare
Dr. Agarwal accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Agarwal as offering telehealth. CMS counts 157 procedures of colonoscopy by Dr. Agarwal, more than 90% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Where Dr. Agarwal ranks in Medicare procedure volume
- Colonoscopy
- 90th percentile157 procedures
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 77th percentile103 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Nikhil Agarwal has 3 publications on record
Dmand AI links 3 papers to Dr. Agarwal, published from 2016 to 2018. Dr. Agarwal's most frequent co-authors are Mimi Lin, MD, Patrick Kai-Ming McCabe, MD and Mona Rezapour, MD.
Dr. Agarwal's papers by year, 2016 to 2018
Dr. Agarwal's most frequent co-authors
Recent publications by Dr. Agarwal
Neurogastroenterol Motil
See who Dr. Agarwal researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Agarwal works with, so you can find a warm path to the right gastroenterologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Nikhil Agarwal received $121,475 in industry payments from 2016 to 2025
CMS Open Payments shows 410 general payments to Dr. Agarwal from 36 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 69% of the total. Takeda Pharmaceuticals U.S.A., Inc. paid the most, $44,985.
General payments to Dr. Agarwal by program year, 2016 to 2025
General payments to Dr. Agarwal by kind, 2016 to 2025
- Speaker and faculty fees$84,09469%
- Consulting fees$15,05012%
- Education speaker fees$9,7008%
- Food and beverage$6,8256%
- Other$5,7905%
Companies that paid Dr. Agarwal 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. Nikhil Agarwal graduated from Drexel University College Of Medicine
Dr. Agarwal graduated from Drexel University College Of Medicine in 2006.
- Medical school
- Board certified in gastroenterology
Source: Dmand AI Professional Profile Data
Dr. Nikhil Agarwal accepts plans from 8 insurance carriers
Dr. Agarwal is in network with 8 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- Elevance
- Excellus BlueCross BlueShield
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Regence Health Plans
- CMS Medicare
Plan types Dr. Agarwal accepts, by number of carriers
- Medicare7
- PPO7
- EPO3
- HMO3
- POS2
Source: Dmand AI Insurance Network Data
Sources for Dr. Nikhil Agarwal'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)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 Dr. Nikhil Agarwal
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. Nikhil Agarwal's NPI number?
Dr. Nikhil Agarwal's NPI number is 1487831145. It was assigned on January 24, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. Nikhil Agarwal?
Dr. Nikhil Agarwal is a gastroenterologist in San Carlos, California. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. Nikhil Agarwal practice?
Dr. Agarwal practices at 301 Industrial Road Suite 1se, San Carlos, CA 94070. Dr. Agarwal's primary practice is Surgery Center San Carlos in San Carlos, California. Dmand AI also links Dr. Agarwal to 1 group practice or clinic.
What is Dr. Nikhil Agarwal's medical license number?
Dr. Agarwal holds California license A102503.
Which hospitals is Dr. Nikhil Agarwal affiliated with?
Dr. Agarwal is affiliated with Mills-Peninsula Medical Center.
What medical group is Dr. Nikhil Agarwal part of?
Dr. Agarwal is linked to Palo Alto Foundation Medical Group.
Does Dr. Nikhil Agarwal accept Medicare?
Yes. CMS data shows Dr. Agarwal billed Medicare for 650 services in 2024, and Dr. Agarwal accepts Medicare assignment.
Does Dr. Nikhil Agarwal offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Agarwal as offering telehealth services.
How many Medicare patients does Dr. Nikhil Agarwal see?
CMS counts 371 Medicare patients who saw Dr. Agarwal in 2024, with an average age of 74.
Is Dr. Nikhil Agarwal board certified?
Yes. Dr. Agarwal is board certified in gastroenterology by the American Board of Internal Medicine.
Show 8 more questionsShow fewer questions
What services does Dr. Nikhil Agarwal bill to Medicare?
In 2024, Dr. Agarwal's most billed Medicare services were office visit, established patient (99215), medicare service (G0500) and surgery: digestive system (45385).
Where did Dr. Nikhil Agarwal go to medical school?
Dr. Agarwal graduated from Drexel University College Of Medicine in 2006.
What drugs does Dr. Nikhil Agarwal prescribe most?
In 2024 Medicare Part D data, Dr. Agarwal's most prescribed drugs by claims were Sod Sulf-Potass Sulf-Mag Sulf, Linzess and Pantoprazole Sodium.
Has Dr. Nikhil Agarwal received payments from drug or device companies?
CMS Open Payments shows $121,475 in general payments to Dr. Agarwal from 36 companies from 2016 to 2025. The largest total came from Takeda Pharmaceuticals U.S.A., Inc.
How long has Dr. Nikhil Agarwal been practicing?
Dr. Agarwal graduated from medical school in 2006, 20 years ago.
Does Dr. Nikhil Agarwal do research?
Dmand AI links 3 publications to Dr. Agarwal, published from 2016 to 2018.
Who does Dr. Nikhil Agarwal publish with?
Dr. Agarwal's most frequent co-authors are Mimi Lin, MD (1 shared paper), Patrick Kai-Ming McCabe, MD (1 shared paper) and Mona Rezapour, MD (1 shared paper).
What insurance does Dr. Nikhil Agarwal accept?
Dr. Agarwal is in network with 8 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.
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