Siri Ancha, MD
Gastroenterology Physician · Chesterfield, MO
Siri Ancha, MD is a gastroenterology physician with a practice address in Chesterfield, Missouri, and NPI 1700370863, issued on Jun 21, 2018. Check the license (Missouri 2020042128, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- Siri Ancha
- Credential
- MD
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- 2020042128 MO
Self-reported in NPPES; status is on the state search - Practice location
- 17298 N Outer 40 RD Ste 200, Chesterfield, MO 63005
- Phone
- (314) 529-4900
- Enumerated
- Jun 21, 2018
- Record last updated
- Aug 6, 2026
- Fax
- (314) 434-2679
- Medicaid ID
- 200060948 MO
- Medicare enrollment
- Enrolled (PECOS I20210726002508); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 414 in Missouri → Look up another NPI →
Also registered at 17298 N Outer 40 RD Ste 200
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Timothy Brotherton, MDGastroenterology Physician1053930586
- Cheri Carmody, RN BC ANPNurse Practitioner1467453134
- Taylor Geisman, MDGastroenterology Physician1932629227
- Christi Huguet, CRNACertified Registered Nurse Anesthetist1033215363
- Sarah KeimFamily Nurse Practitioner1285490847
- Susan Menner, CRNACertified Registered Nurse Anesthetist1124138201
Verify Siri Ancha in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMissouri Board of Registration for the Healing Arts
Search for license 2020042128Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $426.43
4 payments; by number, the most common kind was food and beverage; the largest payer was Genzyme Corporation. 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
- Gateway Gastroenterology IncChesterfield, MO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Siri Ancha among 414 gastroenterology physician records in Missouri
Siri Ancha, MD is one of 414 gastroenterology physician records with a practice address in Missouri. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 90% of them.
- NPI issued2018 · 90% of these records are older, 7% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 73% of these records are
- Graduated2018 · median 2003 among the 303 with a school on file
- Record last updated2026 · 47% 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 Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
25 gastroenterology physician records list a practice address in Chesterfield
They are 25 of the 2,132 NPPES records with a practice address in Chesterfield, and 414 gastroenterology physician records in Missouri.
All 414 in Missouri → Every provider in Chesterfield → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Timothy Brotherton, MDChesterfield, MO 630051053930586
- Taylor Geisman, MDChesterfield, MO 630051932629227
- Jason Haas, DOChesterfield, MO 630051790948008
- Dustin James, MDChesterfield, MO 630051063538676
- Jeffrey Mathews, MDChesterfield, MO 630051285635656
- Brian McMorrow, MDChesterfield, MO 630051851391890
- Christopher Nguyen, DOChesterfield, MO 630051649833237
- Rajeev Ramgopal, MDChesterfield, MO 630051194080945
Common questions
What is Siri Ancha, MD's NPI number?
Siri Ancha, MD's National Provider Identifier (NPI) is 1700370863, issued on Jun 21, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Siri Ancha, MD located?
The NPPES record lists a practice address at 17298 N Outer 40 RD Ste 200, Chesterfield, MO, 63005. Phone: (314) 529-4900. Providers update this record themselves, so call before visiting.
How can I verify Siri Ancha, MD's license?
NPPES lists Missouri license number 2020042128, as entered by the provider. Search the Missouri Board of Registration for the Healing Arts at https://www.fsmb.org/contact-a-state-medical-board/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
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.