World J Gastroenterol
Dr. Anand S. Karsan, MD
- Medicare services, 2024
- 647
- Medicare patients, 2024
- 423
- Part D claims, 2024
- 373
- Publications
- 1
- MIPS score, 2024
- 61
- Practice address
- 2105 Forest Avenue, San Jose, CA 95128
- Practice phone
- Call (408) 947-2831
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
O'Connor Hospital
Skilled Nursing Facility - Hospital-Based · San Jose, California
Find Dr. Karsan'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. Anand S. Karsan is an emergency medicine physician in San Jose, California
Dr. Karsan practices at O'Connor Hospital in San Jose, California.
Dr. Karsan's NPI, 1780851956, was assigned on May 15, 2008. Dr. Karsan graduated from UC San Diego School of Medicine in 2008. Dr. Karsan's Tennessee license number on file is 47910.
- NPI
- 1780851956NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3678742756
- NPI enumeration date
- May 15, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (408) 947-2831
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 44
- Medical school graduation
- 2008
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Anand S. Karsan practices at O'Connor Hospital in San Jose, California
Dr. Karsan's primary practice is O'Connor Hospital, at 2105 Forest Avenue, San Jose, CA 95128 in Santa Clara County. The practice phone is (408) 947-2831.
- O'Connor Hospital2105 Forest Avenue, San Jose, CA 95128 · Santa Clara CountyPhone(408) 947-2831
Source: Dmand AI Affiliation Data
Dr. Anand S. Karsan is affiliated with 4 sites of care and 7 medical groups
Dr. Karsan's primary practice is O'Connor Hospital in San Jose, California. Dr. Karsan is also affiliated with Santa Clara Valley Medical Center. The medical group on file is Vituity. Dmand AI also links Dr. Karsan to 2 more hospitals and 6 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 Dr. Anand S. Karsan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Karsan practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| O'Connor Hospital | Available with a free account |
| +3 more sites and 6 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Anand S. Karsan is one of 7,423 emergency medicine physicians in California
Emergency medicine is Dr. Karsan's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Karsan is board certified in emergency medicine by the American Board of Emergency Medicine. Dmand AI has Dr. Karsan's licenses on file in 13 states: Tennessee, California, Virginia, Delaware, New York, Ohio, Illinois, Kentucky, Maryland, Michigan, Rhode Island, New Jersey and Massachusetts.
Specialties and state licenses
- Emergency medicine, TennesseePrimary
- California license
- Virginia license
- Delaware license
- New York license
- Ohio license
- Illinois license
- Kentucky license
- Maryland license
- Michigan license
- Rhode Island license
- New Jersey license
- Massachusetts license
Emergency medicine physicians near Dr. Karsan
Counts of emergency medicine physicians 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. Anand S. Karsan billed Medicare for 647 services in 2024
CMS data shows 647 Medicare services from Dr. Karsan across 5 procedure codes in 2024, for 423 Medicare patients. Medicare paid $55,283 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Karsan's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3072024: 40331%
- Tests and treatments
- 2023: 1662024: 20725%
- Imaging
- 2023: 302024: 3723%
Dr. Karsan compared with the California median for emergency medicine physicians, 2024
- Dr. Karsan
- California median
- Medicare services
- 647vs 2652.4 times
- Medicare patients
- 423vs 24374% above
- Part D claims
- 237vs 623.8 times
Medians across 7,079 emergency medicine physicians in California with Dmand AI profiles that report each measure.
Dr. Karsan'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. Karsan?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Karsan and other emergency medicine physicians in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Anand S. Karsan treated 423 Medicare patients in 2024, average age 72
CMS counts 423 Medicare patients who saw Dr. Karsan in 2024. The largest group is 65 to 74, with 151 patients. 75% of them have high blood pressure, and 74% have high cholesterol. 68% are also on Medicaid. Their average risk score is 2.22, 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. Karsan's median patient age at 44, with 54% women.
Dr. Karsan's Medicare patients by age, 2024
Dr. Karsan's Medicare patients by sex, 2024
- Women23155%
- Men19245%
Chronic conditions among Dr. Karsan's Medicare patients, 2024
- High blood pressure75%
- High cholesterol74%
- Diabetes50%
- Arthritis42%
- Mood disorders39%
- Chronic kidney disease37%
- Ischemic heart disease36%
- Anxiety33%
Share of Medicare patients with each condition. A patient can have several.
Dr. Karsan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 44
Patient panel by sex, all payers
- Women54%
- Men46%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Anand S. Karsan wrote 373 Medicare Part D claims in 2024
In 2024, Dr. Karsan wrote 373 Medicare Part D claims for 221 patients. 93% of them were for generic drugs. CMS names the drug for 237 of them, across 9 drugs with 11 or more claims each, at $1,494 in total drug cost. In 2023, CMS named 95 claims across 5 drugs.
Dr. Karsan's Part D claims by kind of drug, 2024
- Generic348 claims93%
- Brand-name and other25 claims7%
Dr. Karsan'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. Karsan's Part D claims, 2024
- Opioids5%17 of 373 claims
- Antibiotics29%110 of 373 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: 952024: 237149%
Drugs named by CMS: 9 in 2024, 5 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. Anand S. Karsan scored 61 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 61 out of 100 for Dr. Karsan for performance year 2024, reported as part of a group. Dr. Karsan accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Karsan's MIPS scores, performance year 2024
- 61of 100Final score
- 59.4of 100Quality
- 0of 100Promoting Interoperability
- 40of 100Improvement Activities
- 71of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Removal of nail 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. Anand S. Karsan has 1 publication on record
Dmand AI links 1 paper to Dr. Karsan. Dr. Karsan's most frequent co-author is Sundip Sureshchandra Karsan, MD, MPH.
Dr. Karsan's most frequent co-authors
Recent publications by Dr. Karsan
See who Dr. Karsan researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Karsan works with, so you can find a warm path to the right emergency medicine physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Anand S. Karsan received $99 in industry payments in 2024
CMS Open Payments shows 1 general payment to Dr. Karsan from 1 drug or device company in 2024. Food and beverage make up the largest share, 100% of the total. Teleflex LLC paid the most, $99.
Companies that paid Dr. Karsan the most, 2024 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Anand S. Karsan graduated from UC San Diego School of Medicine
Dr. Karsan graduated from UC San Diego School of Medicine in 2008.
- Medical school
- Board certified in emergency medicine
Source: Dmand AI Professional Profile Data
Dr. Anand S. Karsan accepts plans from 8 insurance carriers
Dr. Karsan is in network with 8 carriers, including United Healthcare, Blue Cross Blue Shield of Massachusetts and HCSC. Medicare plans come from the most carriers, 4. Check the plan with the practice before a visit.
- United Healthcare
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Blue Cross and Blue Shield of Kansas City
- CMS Medicare
- DE State Medicaid
- GA State Medicaid
- KY State Medicaid
Plan types Dr. Karsan accepts, by number of carriers
- Medicare4
- Medicaid3
- PPO3
- EPO1
- HMO1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Anand S. Karsan'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 Dr. Anand S. Karsan
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. Anand S. Karsan's NPI number?
Dr. Anand S. Karsan's NPI number is 1780851956. It was assigned on May 15, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. Anand S. Karsan?
Dr. Anand S. Karsan is an emergency medicine physician in San Jose, California. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Anand S. Karsan practice?
Dr. Karsan practices at 2105 Forest Avenue, San Jose, CA 95128. Dr. Karsan's primary practice is O'Connor Hospital in San Jose, California. Dmand AI also links Dr. Karsan to 2 hospitals and 6 medical groups.
What is Dr. Anand S. Karsan's office phone number?
The practice phone on file for Dr. Karsan is (408) 947-2831.
What is Dr. Anand S. Karsan's medical license number?
Dr. Karsan's Tennessee license number on file is 47910, one of the licenses on file in 13 states.
Which states has Dr. Anand S. Karsan been licensed in?
Dmand AI has state licenses on file for Dr. Karsan in Tennessee (2011 to 2024), California (2012 to 2025), Virginia (2011 to 2024), Delaware (2012 to 2021), New York (2012 to 2021), Ohio (2012 to 2021), Illinois (2011 to 2020), Kentucky (2012 to 2020), Maryland (2013 to 2016), Michigan (2011 to 2016), Rhode Island (2013 to 2016), New Jersey (2014 to 2015) and Massachusetts (2013 to 2014).
Which hospitals is Dr. Anand S. Karsan affiliated with?
Dr. Karsan is affiliated with Santa Clara Valley Medical Center. Dmand AI links Dr. Karsan to 2 more hospitals.
What medical group is Dr. Anand S. Karsan part of?
Dr. Karsan is linked to Vituity. Dmand AI links Dr. Karsan to 6 more medical groups.
Does Dr. Anand S. Karsan accept Medicare?
Yes. CMS data shows Dr. Karsan billed Medicare for 647 services in 2024, and Dr. Karsan accepts Medicare assignment.
What is Dr. Anand S. Karsan's MIPS score?
Dr. Karsan's MIPS final score for performance year 2024 is 61 out of 100, reported as part of a group.
Show 10 more questionsShow fewer questions
How many Medicare patients does Dr. Anand S. Karsan see?
CMS counts 423 Medicare patients who saw Dr. Karsan in 2024, with an average age of 72.
Is Dr. Anand S. Karsan board certified?
Yes. Dr. Karsan is board certified in emergency medicine by the American Board of Emergency Medicine.
What services does Dr. Anand S. Karsan bill to Medicare?
In 2024, Dr. Karsan's most billed Medicare services were emergency department visit (99285), heart test or procedure (93010) and emergency department visit (99284).
Where did Dr. Anand S. Karsan go to medical school?
Dr. Karsan graduated from UC San Diego School of Medicine in 2008.
What drugs does Dr. Anand S. Karsan prescribe most?
In 2024 Medicare Part D data, Dr. Karsan's most prescribed drugs by claims were Prednisone, Cephalexin and Ibuprofen.
Has Dr. Anand S. Karsan received payments from drug or device companies?
CMS Open Payments shows $99 in general payments to Dr. Karsan from 1 company from 2024 to 2024. The largest total came from Teleflex LLC.
How long has Dr. Anand S. Karsan been practicing?
Dr. Karsan graduated from medical school in 2008, 18 years ago.
Does Dr. Anand S. Karsan do research?
Dmand AI links 1 publication to Dr. Karsan.
Who does Dr. Anand S. Karsan publish with?
Dr. Karsan's most frequent co-authors are Sundip Sureshchandra Karsan, MD, MPH (1 shared paper).
What insurance does Dr. Anand S. Karsan accept?
Dr. Karsan is in network with 8 carriers, including United Healthcare, Blue Cross Blue Shield of Massachusetts and HCSC. Medicare plans come from the most carriers, 4. Check the plan with the practice before a visit.
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