Sowmya Narayanan, MD PHD
Colon & Rectal Surgery Physician · Chicago, IL
Sowmya Narayanan, MD PHD is a colon & rectal surgery physician with a practice address in Chicago, Illinois, and NPI 1932698271, issued on May 2, 2018. Check the license (Illinois 036176654, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Sowmya Narayanan
- Credential
- MD PHD
- Primary taxonomy
- Colon & Rectal Surgery Physician 208C00000X
- License number
- 036176654 IL
Self-reported in NPPES; status is on the state search - Practice location
- 259 E Erie St Ste 1600, Chicago, IL 60611
- Phone
- (312) 695-6868
- Enumerated
- May 2, 2018
- Record last updated
- Sep 2, 2025
- Fax
- (312) 695-2729
- Medicare enrollment
- Enrolled (PECOS I20250916001974); accepts Medicare assignment
- Medical or professional school
- University Of Virginia School Of Medicine, 2018
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest colon & rectal surgery physician records → All 97 in Illinois → Look up another NPI →
Also registered at 259 E Erie St Ste 1600
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Mohammad Ali Abbass, MDColon & Rectal Surgery Physician1730508052
- Ikechukwu Achebe, MDGastroenterology Physician1184182198
- Hasan Alam, MDTrauma Surgery Physician1902880321
- Patricia Araujo, RDRegistered Dietitian1073961686
- Christine Boumitri, M.DGastroenterology Physician1992050702
- Harold Boutte, M.D.Gastroenterology Physician1487911038
Verify Sowmya Narayanan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
Search for license 036176654Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
92% fewer Medicare Part D claims than the average colon & rectal surgery physician in 2024
16 Medicare Part D claims for 12 beneficiaries, against an average of 192 among the 1,836 providers of this specialty who prescribed in Part D.
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.
Bills Medicare through one group practice
- Northwestern Medical Faculty FoundationChicago, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Sowmya Narayanan among 97 colon & rectal surgery physician records in Illinois
Sowmya Narayanan, MD PHD is one of 97 colon & rectal surgery physician records with a practice address in Illinois. 86% 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 91% of them.
- NPI issued2018 · 91% of these records are older, 6% newer
- In a Medicare fileYes · 86% of these records are
- In the CMS Doctors and Clinicians fileYes · 75% of these records are
- Graduated2018 · median 2006 among the 73 with a school on file
- Record last updated2025 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208C00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Colon & Rectal Surgery Physician providers in Illinois
There are 97 colon & rectal surgery physician records in Illinois.
All 97 in Illinois → Every provider in Chicago → Colon & Rectal Surgery Physician nationwide →
The 8 colon & rectal surgery physician records with the nearest ZIP codes
- Mohammad Ali Abbass, MDChicago, IL 606111730508052
- Brian BrajcichChicago, IL 606111578925657
- Amy Halverson, MDChicago, IL 606111568498186
- Vitaliy Poylin, M.D.Chicago, IL 606111942291604
- Scott Strong, MDChicago, IL 606111942244694
- Steven Stryker, M.D.Chicago, IL 606111760448096
- Herand AbcarianChicago, IL 606121881792372
- Vivek Chaudhry, M.D.Chicago, IL 606121992754766
Common questions
What is Sowmya Narayanan, MD PHD's NPI number?
Sowmya Narayanan, MD PHD's National Provider Identifier (NPI) is 1932698271, issued on May 2, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Sowmya Narayanan, MD PHD located?
The NPPES record lists a practice address at 259 E Erie St Ste 1600, Chicago, IL, 60611. Phone: (312) 695-6868. Providers update this record themselves, so call before visiting.
How can I verify Sowmya Narayanan, MD PHD's license?
NPPES lists Illinois license number 036176654, as entered by the provider. Search the Illinois Department of Financial and Professional Regulation at https://idfpr.illinois.gov/checklicense.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Sowmya Narayanan, MD PHD prescribe under Medicare Part D?
In 2024, Sowmya Narayanan, MD PHD had 16 Medicare Part D claims for 12 beneficiaries; the average among colon & rectal surgery physician prescribers was 192. 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.