De Tan
Gastroenterology Physician · Sacramento, CA
De Tan is a gastroenterology physician with a practice address in Sacramento, California, and NPI 1851384044, issued on Aug 24, 2005. Check the license (California A90989, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- De Tan
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- A90989 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2725 Capitol Ave Dept 300, Sacramento, CA 95816
- Phone
- (916) 262-9370
- Enumerated
- Aug 24, 2005
- Record last updated
- Dec 20, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (916) 262-9375
- Medicaid IDs
- 00A909890 CA
ZZZ80876Z CA - Medicare enrollment
- Enrolled (PECOS I20050524000520); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 2,140 in California → Look up another NPI →
Also registered at 2725 Capitol Ave Dept 300
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Linda Chiang, PAMedical Physician Assistant1376631911
- Stephanie Mai, M.D.Gastroenterology Physician1841610862
- Kristine Yvette Palileo, PA-CMedical Physician Assistant1891022273
Verify De Tan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A90989Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.3 times the Medicare Part D claims of the average gastroenterology physician in 2024
1,846 Medicare Part D claims for 560 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 22% of claims.
Most prescribed
- Pantoprazole Sodium286 claims
- Sod Sulf-Potass Sulf-Mag Sulf265 claims
- Famotidine178 claims
- Dexlansoprazole Dr145 claims
- Omeprazole136 claims
- Linzess105 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $787.76
10 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 13,350 providers of this specialty with any payment received $5,015.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Sutter Valley Medical FoundationSacramento, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
De Tan among 2,140 gastroenterology physician records in California
De Tan is one of 2,140 gastroenterology physician records with a practice address in California. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 93% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 72% of these records are
- Graduated1984 · median 2002 among the 1,538 with a school on file
- Record last updated2018 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Gastroenterology Physician providers in California
There are 2,140 gastroenterology physician records in California.
All 2,140 in California → Every provider in Sacramento → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Renee Debose, MDSacramento, CA 958161780772897
- Serag Dredar, M.D.Sacramento, CA 958161922217637
- Earl Gear, M.D.Sacramento, CA 958161780795203
- Hisham Hussan, M.D.Sacramento, CA 958161801044789
- Altaf Jan, M.D.Sacramento, CA 958161922072404
- Ashwani Kapoor, MDSacramento, CA 958161033370788
- Abdul Khaleq, MDSacramento, CA 958161558457960
- Rana Khan, M.D.Sacramento, CA 958161346464765
Common questions
What is De Tan's NPI number?
De Tan's National Provider Identifier (NPI) is 1851384044, issued on Aug 24, 2005. An NPI identifies a provider in billing; it is not a license.
Where is De Tan located?
The NPPES record lists a practice address at 2725 Capitol Ave Dept 300, Sacramento, CA, 95816. Phone: (916) 262-9370. Providers update this record themselves, so call before visiting.
How can I verify De Tan's license?
NPPES lists California license number A90989, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does De Tan prescribe under Medicare Part D?
In 2024, De Tan had 1,846 Medicare Part D claims for 560 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.