Katherine Cotangco, D.O.
Obstetrics Physician · Berwyn, IL
Katherine Cotangco, D.O. is an obstetrics physician with a practice address in Berwyn, Illinois, and NPI 1902260904, issued on Apr 6, 2016. Check the license (Illinois 036152823, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Katherine Cotangco
- Credential
- D.O.
- Primary taxonomy
- Obstetrics Physician 207VX0000X
- License number
- 036152823 IL
Self-reported in NPPES; status is on the state search - Practice location
- 3249 Oak Park Ave, Berwyn, IL 60402
- Phone
- (708) 783-9100
- Enumerated
- Apr 6, 2016
- Record last updated
- Dec 3, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20211028000928); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest obstetrics physician records → All 54 in Illinois → Look up another NPI →
Also registered at 3249 Oak Park Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Michelle Akan, CRNACertified Registered Nurse Anesthetist1376808683
- Angela Alcarraz Bedrillana, MDInternal Medicine Physician1033813720
- Haris Aleem, MDHospitalist Physician1063409795
- John Alexis, M.D.Emergency Medicine Physician1689608713
Verify Katherine Cotangco 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 036152823Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
94% fewer Medicare Part D claims than the average obstetrics physician in 2024
13 Medicare Part D claims, against an average of 218 among the 863 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
- County OF Los AngelesPalmdale, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Katherine Cotangco among 54 obstetrics physician records in Illinois
Katherine Cotangco, D.O. is one of 54 obstetrics physician records with a practice address in Illinois. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 74% of them.
- NPI issued2016 · 74% of these records are older, 22% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated2020 · median 2005 among the 35 with a school on file
- Record last updated2021 · 46% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207VX0000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Obstetrics Physician providers in Illinois
There are 54 obstetrics physician records in Illinois.
All 54 in Illinois → Every provider in Berwyn → Obstetrics Physician nationwide →
The 8 obstetrics physician records with the nearest ZIP codes
- Cerise Bush, MDFrankfort, IL 604231053567099
- Alan Luke, MDOak Lawn, IL 604531831255728
- Medha Amin, MDDowners Grove, IL 605151912197534
- Jamie Januszyk, M.D.Downers Grove, IL 605151174841316
- Kanika Sood, M.D.Downers Grove, IL 605151982982096
- Lindsey Malone, M.D.Willowbrook, IL 605271134361454
- Ann West, MDSandwich, IL 605481801816277
- Thomas Herriges, M.DEvanston, IL 602021407962079
Common questions
What is Katherine Cotangco, D.O.'s NPI number?
Katherine Cotangco, D.O.'s National Provider Identifier (NPI) is 1902260904, issued on Apr 6, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Katherine Cotangco, D.O. located?
The NPPES record lists a practice address at 3249 Oak Park Ave, Berwyn, IL, 60402. Phone: (708) 783-9100. Providers update this record themselves, so call before visiting.
How can I verify Katherine Cotangco, D.O.'s license?
NPPES lists Illinois license number 036152823, 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 Katherine Cotangco, D.O. prescribe under Medicare Part D?
In 2024, Katherine Cotangco, D.O. had 13 Medicare Part D claims; the average among obstetrics physician prescribers was 218. 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.