Judy Sun, M.D.
Obstetrics & Gynecology Physician · Chicago, IL
Judy Sun, M.D. is an obstetrics & gynecology physician with a practice address in Chicago, Illinois, and NPI 1689659773, issued on Dec 12, 2005. Check the license (Illinois 036114649, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Judy Sun
- Credential
- M.D.
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- 036114649 IL
Self-reported in NPPES; status is on the state search - Practice location
- 47 W Polk St, Chicago, IL 60605
- Phone
- (312) 922-3011
- Enumerated
- Dec 12, 2005
- Record last updated
- Jul 5, 2016 (not updated in 10 years: call before relying on the address or phone)
- Fax
- (312) 922-5860
- Medicaid ID
- 036114649 / 01 IL
- Medicare enrollment
- Enrolled (PECOS I20051202000060); accepts Medicare assignment
- Medical or professional school
- University Of Missouri, Kansas City, School Of Medicine, 2000
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 2,062 in Illinois → Look up another NPI →
Also registered at 47 W Polk St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Michael Allgeier, DCChiropractor1346358629
- Alyssa AlvarezSocial Worker1205672961
- Steven Anderson, DOFamily Medicine Physician1386620227
- Izabella BebenekProfessional Counselor1356149769
- Sharanya Sateesh BharadwajMental Health Counselor1154285583
- Anthony Capps, D.O.Family Medicine Physician1013184233
Verify Judy Sun 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 036114649Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.6 times the Medicare Part D claims of the average obstetrics & gynecology physician in 2024
431 Medicare Part D claims for 135 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 25% of claims. 16 claims were for opioids.
Most prescribed
- Estradiol55 claims
- Myrbetriq50 claims
- Nitrofurantoin26 claims
- Solifenacin Succinate26 claims
- Alendronate Sodium25 claims
- Estradiol (Once Weekly)20 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: $96.52
4 payments; by number, the most common kind was food and beverage; the largest payer was Organon Llc. The 21,429 providers of this specialty with any payment received $1,030.61 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
- Suburban Gynecology LLCPlainfield, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Judy Sun among 2,062 obstetrics & gynecology physician records in Illinois
Judy Sun, M.D. is one of 2,062 obstetrics & gynecology physician records with a practice address in Illinois. 72% 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, 88% newer
- In a Medicare fileYes · 72% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated2000 · median 2006 among the 1,168 with a school on file
- Record last updated2016 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
700 obstetrics & gynecology physician records list a practice address in Chicago
They are 700 of the 63,379 NPPES records with a practice address in Chicago, and 2,062 obstetrics & gynecology physician records in Illinois.
All 2,062 in Illinois → Every provider in Chicago → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Diane Abdel-Barry, M.D.Chicago, IL 606051508205808
- Katrina Birch, M.D.Chicago, IL 606051720354715
- Christina PantonChicago, IL 606051780071142
- Kellie Butler, MDChicago, IL 606041174507511
- Kathleen Cronin, MDChicago, IL 606041265069371
- Nadia FayoumiChicago, IL 606041619554706
- Wendy Goodall McDonald, MDChicago, IL 606041114186038
- Sara Kritzer, M.D.Chicago, IL 606041548495211
Common questions
What is Judy Sun, M.D.'s NPI number?
Judy Sun, M.D.'s National Provider Identifier (NPI) is 1689659773, issued on Dec 12, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Judy Sun, M.D. located?
The NPPES record lists a practice address at 47 W Polk St, Chicago, IL, 60605. Phone: (312) 922-3011. Providers update this record themselves, so call before visiting.
How can I verify Judy Sun, M.D.'s license?
NPPES lists Illinois license number 036114649, 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 Judy Sun, M.D. prescribe under Medicare Part D?
In 2024, Judy Sun, M.D. had 431 Medicare Part D claims for 135 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. 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.