Case Rep Gastroenterol
Dr. Sandar Linn, MD
- Medicare services, 2024
- 1,134
- Medicare patients, 2024
- 592
- Part D claims, 2024
- 588
- Publications
- 6
- Hospital affiliations
- 1
- Practice address
- 8011 Don Avenue, Stockton, CA 95209
- Practice phone
- Call (209) 955-3001
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Stockton Surgery Center
Surgery Center - Medicare-Certified · Stockton, California
Find Dr. Linn'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. Sandar Linn is a gastroenterologist in Stockton, California
Dr. Linn practices at Stockton Surgery Center in Stockton, California.
Dr. Linn's NPI, 1194147645, was assigned on January 16, 2014. Dr. Linn holds California license A153102.
- NPI
- 1194147645NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3971852872
- NPI enumeration date
- January 16, 2014
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (209) 955-3001
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- 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. Sandar Linn practices at Stockton Surgery Center in Stockton, California
Dr. Linn's primary practice is Stockton Surgery Center, at 8011 Don Avenue, Stockton, CA 95209. The practice phone is (209) 955-3001.
- Stockton Surgery Center8011 Don Avenue, Stockton, CA 95209Phone(209) 955-3001
Source: Dmand AI Affiliation Data
Dr. Sandar Linn is affiliated with 3 sites of care and 1 medical group
Dr. Linn's primary practice is Stockton Surgery Center in Stockton, California. Dr. Linn is also affiliated with Dignity Health - St. Joseph's Medical Center. The medical group on file is SGMF Radiology. Dmand AI also links Dr. Linn 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. Sandar Linn's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Linn practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Stockton Surgery Center | 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. Sandar Linn is one of 1,977 gastroenterologists in California
Gastroenterology is Dr. Linn's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Linn is board certified in gastroenterology by the American Board of Internal Medicine. Dr. Linn is licensed in California.
Specialties and state licenses
- Gastroenterology, CaliforniaPrimary
Clinical focus
Dmand AI lists acid reflux, acute gastroduodenitis, chronic indigestion, chronic inflammatory bowel disease (IBD), cirrhosis of the liver, colonoscopy, gastroduodenitis and gastroenteritis among the conditions Dr. Linn treats.
Gastroenterologists near Dr. Linn
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. Sandar Linn billed Medicare for 1,134 services in 2024
CMS data shows 1,134 Medicare services from Dr. Linn across 13 procedure codes in 2024, for 592 Medicare patients. Medicare paid $108,765 for them.
Dr. Linn's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Surgery
- 2023: 4572024: 4917%
- Office and hospital visits
- 2023: 4522024: 4393%
- Other services
- 2023: 2842024: 20428%
- Tests and treatments
- 2023: 122024: 0100%
Where Dr. Linn's Medicare services took place, 2024
- In an office31728%
- In a facility81772%
Dr. Linn compared with the California median for gastroenterologists, 2024
- Dr. Linn
- California median
- Medicare services
- 1,134vs 58694% above
- Medicare patients
- 592vs 30296% above
- Part D claims
- 465vs 38022% above
Medians across 1,875 gastroenterologists in California with Dmand AI profiles that report each measure.
Dr. Linn'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. Linn?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Linn and other gastroenterologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Sandar Linn treated 592 Medicare patients in 2024, average age 72
CMS counts 592 Medicare patients who saw Dr. Linn in 2024. The largest group is 65 to 74, with 311 patients. 75% of them have high cholesterol, and 74% have high blood pressure. 23% are also on Medicaid. Their average risk score is 1.34, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Linn's median patient age at 59, with 56% women.
Dr. Linn's Medicare patients by age, 2024
Dr. Linn's Medicare patients by sex, 2024
- Women35560%
- Men23740%
Chronic conditions among Dr. Linn's Medicare patients, 2024
- High cholesterol75%
- High blood pressure74%
- Arthritis43%
- Diabetes34%
- Chronic kidney disease33%
- Ischemic heart disease23%
- Mood disorders23%
- Anxiety21%
Share of Medicare patients with each condition. A patient can have several.
Dr. Linn's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 59
Patient panel by sex, all payers
- Women56%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Sandar Linn wrote 588 Medicare Part D claims in 2024
In 2024, Dr. Linn wrote 588 Medicare Part D claims for 250 patients. 80% of them were for generic drugs. CMS names the drug for 465 of them, across 12 drugs with 11 or more claims each, at $80,116 in total drug cost. In 2023, CMS named 494 claims across 14 drugs.
Dr. Linn's Part D claims by kind of drug, 2024
- Generic473 claims80%
- Brand-name115 claims20%
Dr. Linn'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. Linn's Part D claims, 2024
- Antibiotics3%19 of 588 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: 4942024: 4656%
Drugs named by CMS: 12 in 2024, 14 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. Sandar Linn ranks in the 95th percentile for colonoscopy in Medicare
Dr. Linn accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Linn as offering telehealth. CMS counts 220 procedures of colonoscopy by Dr. Linn, more than 95% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Where Dr. Linn ranks in Medicare procedure volume
- Colonoscopy
- 95th percentile220 procedures
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 84th percentile141 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. Sandar Linn has 6 publications on record
Dmand AI links 6 papers to Dr. Linn, published from 2016 to 2018. 2018 was the busiest year, with 3. Dr. Linn's most frequent co-authors are Madhavi Reddy, MD, Madhavi Reddy, MD and Anjali Bakshi, MD.
Dr. Linn's papers by year, 2016 to 2018
Dr. Linn's most frequent co-authors
- Madhavi Reddy, MD4 shared papers
- Madhavi Reddy, MD4 shared papers
- Anjali Bakshi, MD1 shared paper
Recent publications by Dr. Linn
J Gastrointest Surg
See who Dr. Linn researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Linn 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. Sandar Linn received $2,685 in industry payments from 2016 to 2024
CMS Open Payments shows 74 general payments to Dr. Linn from 10 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 55% of the total. Olympus Corporation of the Americas paid the most, $1,381.
General payments to Dr. Linn by program year, 2016 to 2024
General payments to Dr. Linn by kind, 2016 to 2024
- Food and beverage$1,48455%
- Travel and lodging$1,20145%
Companies that paid Dr. Linn the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Sandar Linn is board certified in gastroenterology
- Board certified in gastroenterology
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Sandar Linn accepts plans from 13 insurance carriers
Dr. Linn is in network with 13 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- Elevance
- United Healthcare
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Regence Health Plans
- Alliant Health Plans
- +5 more carriersWith a free account
Plan types Dr. Linn accepts, by number of carriers
- PPO9
- HMO6
- Medicare6
- EPO4
- POS4
Source: Dmand AI Insurance Network Data
Sources for Dr. Sandar Linn'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. Sandar Linn
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. Sandar Linn's NPI number?
Dr. Sandar Linn's NPI number is 1194147645. It was assigned on January 16, 2014, and it is active in the NPI Registry.
What kind of doctor is Dr. Sandar Linn?
Dr. Sandar Linn is a gastroenterologist in Stockton, California. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. Sandar Linn practice?
Dr. Linn practices at 8011 Don Avenue, Stockton, CA 95209. Dr. Linn's primary practice is Stockton Surgery Center in Stockton, California. Dmand AI also links Dr. Linn to 1 group practice or clinic.
What is Dr. Sandar Linn's office phone number?
The practice phone on file for Dr. Linn is (209) 955-3001.
What is Dr. Sandar Linn's medical license number?
Dr. Linn holds California license A153102.
Which hospitals is Dr. Sandar Linn affiliated with?
Dr. Linn is affiliated with Dignity Health - St. Joseph's Medical Center.
What medical group is Dr. Sandar Linn part of?
Dr. Linn is linked to SGMF Radiology.
Does Dr. Sandar Linn accept Medicare?
Yes. CMS data shows Dr. Linn billed Medicare for 1,134 services in 2024, and Dr. Linn accepts Medicare assignment.
Does Dr. Sandar Linn offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Linn as offering telehealth services.
How many Medicare patients does Dr. Sandar Linn see?
CMS counts 592 Medicare patients who saw Dr. Linn in 2024, with an average age of 72.
Show 8 more questionsShow fewer questions
Is Dr. Sandar Linn board certified?
Yes. Dr. Linn is board certified in gastroenterology by the American Board of Internal Medicine.
What services does Dr. Sandar Linn bill to Medicare?
In 2024, Dr. Linn's most billed Medicare services were office visit, established patient (99214), surgery: digestive system (45380) and medicare service (G0500).
What drugs does Dr. Sandar Linn prescribe most?
In 2024 Medicare Part D data, Dr. Linn's most prescribed drugs by claims were Pantoprazole Sodium, Sod Sulf-Potass Sulf-Mag Sulf and Omeprazole.
Has Dr. Sandar Linn received payments from drug or device companies?
CMS Open Payments shows $2,685 in general payments to Dr. Linn from 10 companies from 2016 to 2024. The largest total came from Olympus Corporation of the Americas.
How long has Dr. Sandar Linn been practicing?
Dr. Linn graduated from medical school in 2008, 18 years ago.
Does Dr. Sandar Linn do research?
Dmand AI links 6 publications to Dr. Linn, published from 2016 to 2018.
Who does Dr. Sandar Linn publish with?
Dr. Linn's most frequent co-authors are Madhavi Reddy, MD (4 shared papers), Madhavi Reddy, MD (4 shared papers) and Anjali Bakshi, MD (1 shared paper).
What insurance does Dr. Sandar Linn accept?
Dr. Linn is in network with 13 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.
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