Rachel Kulsakdinun, M.D.
Obstetrics & Gynecology Physician · Elgin, IL
Rachel Kulsakdinun, M.D. is an obstetrics & gynecology physician with a practice address in Elgin, Illinois, and NPI 1407950421, issued on Sep 11, 2006. Check the license (Illinois 036098101, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Rachel Kulsakdinun
- Credential
- M.D.
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- 036098101 IL
Self-reported in NPPES; status is on the state search - Practice location
- 1435 N Randall RD, Elgin, IL 60123
- Phone
- (847) 741-5850
- Enumerated
- Sep 11, 2006
- Record last updated
- Jun 22, 2023
- Fax
- (847) 931-5335
- Medicaid ID
- 036098101 IL
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 2,062 in Illinois → Look up another NPI →
Also registered at 1435 N Randall RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jeness Barthel, M.D.Obstetrics & Gynecology Physician1588780795
- Sharon Bode, FNPFamily Nurse Practitioner1932179751
- John Brems, M.D.Surgery Physician1437139094
- Karthik Challa, M.D.Interventional Cardiology Physician1619293131
- Joong Choh, MDThoracic Surgery (Cardiothoracic Vascular Surgery) Physician1508821778
- Christine Estes, MDObstetrics & Gynecology Physician1811942642
Verify Rachel Kulsakdinun 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 036098101Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
83% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
28 Medicare Part D claims, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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.
Rachel Kulsakdinun among 2,062 obstetrics & gynecology physician records in Illinois
Rachel Kulsakdinun, 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 2006, is newer than 12% of them.
- NPI issued2006 · 12% of these records are older, 54% newer
- In a Medicare fileYes · 72% of these records are
- In the CMS Doctors and Clinicians fileNo · 57% of these records are
- Record last updated2023 · 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).
Obstetrics & Gynecology Physician providers in Illinois
There are 2,062 obstetrics & gynecology physician records in Illinois.
All 2,062 in Illinois → Every provider in Elgin → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Jeness Barthel, M.D.Elgin, IL 601231588780795
- Brad Epstein, M.D.Elgin, IL 601231699773101
- Christine Estes, MDElgin, IL 601231811942642
- Jessica Flynn, M.D.Elgin, IL 601231992933782
- Lindsey Graff, D.O.Elgin, IL 601231073907663
- Jessica Hyde, DOElgin, IL 601231225769599
- Debra Jaryszak, M.D.Elgin, IL 601231659434579
- Carol Korzen, MDElgin, IL 601231235183229
Common questions
What is Rachel Kulsakdinun, M.D.'s NPI number?
Rachel Kulsakdinun, M.D.'s National Provider Identifier (NPI) is 1407950421, issued on Sep 11, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Rachel Kulsakdinun, M.D. located?
The NPPES record lists a practice address at 1435 N Randall RD, Elgin, IL, 60123. Phone: (847) 741-5850. Providers update this record themselves, so call before visiting.
How can I verify Rachel Kulsakdinun, M.D.'s license?
NPPES lists Illinois license number 036098101, 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 Rachel Kulsakdinun, M.D. prescribe under Medicare Part D?
In 2024, Rachel Kulsakdinun, M.D. had 28 Medicare Part D claims; 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.