Nyal Siddiqi, D.O.
Infectious Disease Physician · Oak Park, IL
Nyal Siddiqi, D.O. is an infectious disease physician with a practice address in Oak Park, Illinois, and NPI 1952749426, issued on Jun 6, 2013. Check the license (Illinois 036146319, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Nyal Siddiqi
- Credential
- D.O.
- Primary taxonomy
- Infectious Disease Physician 207RI0200X
- License numbers
- 036146319 IL
DR.0056853 CO
Self-reported in NPPES; status is on the state search - Practice location
- 610 S Maple Ave Ste 4050, Oak Park, IL 60304
- Phone
- (888) 220-6432
- Enumerated
- Jun 6, 2013
- Record last updated
- Jul 8, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (708) 613-4382
- Medicare enrollment
- Enrolled (PECOS I20200818001476); accepts Medicare assignment
- Medical or professional school
- Midwestern University College Of Dental Medicine, Downers Grove, 2013
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest infectious disease physician records → All 464 in Illinois → Look up another NPI →
Also registered at 610 S Maple Ave Ste 4050
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Marcella McGuinn, MDInfectious Disease Physician1528083987
- Daniel Stroupe, MDInfectious Disease Physician1003923426
Verify Nyal Siddiqi 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 036146319Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
66% fewer Medicare Part D claims than the average infectious disease physician in 2024
233 Medicare Part D claims for 73 beneficiaries, against an average of 689 among the 7,388 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims.
Most prescribed
- Doxycycline Hyclate27 claims
- Amoxicillin-Clavulanate Potass17 claims
- Azithromycin15 claims
- Imipenem-Cilastatin Sodium15 claims
- Ciprofloxacin Hcl14 claims
- Teflaro12 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.
Bills Medicare through one group practice
- Metro Infectious Disease Consultants LLCOak Park, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Nyal Siddiqi among 464 infectious disease physician records in Illinois
Nyal Siddiqi, D.O. is one of 464 infectious disease physician records with a practice address in Illinois. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 72% of them.
- NPI issued2013 · 72% of these records are older, 25% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 67% of these records are
- Graduated2013 · median 2004 among the 311 with a school on file
- Record last updated2020 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RI0200X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Infectious Disease Physician providers in Illinois
There are 464 infectious disease physician records in Illinois.
All 464 in Illinois → Every provider in Oak Park → Infectious Disease Physician nationwide →
The 8 infectious disease physician records with the nearest ZIP codes
- Nausica D' Alfonso- Laghi, MDOak Park, IL 603041831268432
- Iram Enayet, MDOak Park, IL 603041366511966
- Ana Istrate, MD, MSOak Park, IL 603041568081362
- Marcella McGuinn, MDOak Park, IL 603041528083987
- Daniel Stroupe, MDOak Park, IL 603041003923426
- Malcolm Deam, MDOak Park, IL 603021598750549
- Deepti Chauhan, M.D.Oak Park, IL 603011689812554
- Alice HanOak Park, IL 603011669631339
Common questions
What is Nyal Siddiqi, D.O.'s NPI number?
Nyal Siddiqi, D.O.'s National Provider Identifier (NPI) is 1952749426, issued on Jun 6, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Nyal Siddiqi, D.O. located?
The NPPES record lists a practice address at 610 S Maple Ave Ste 4050, Oak Park, IL, 60304. Phone: (888) 220-6432. Providers update this record themselves, so call before visiting.
How can I verify Nyal Siddiqi, D.O.'s license?
NPPES lists Illinois license number 036146319, 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 Nyal Siddiqi, D.O. prescribe under Medicare Part D?
In 2024, Nyal Siddiqi, D.O. had 233 Medicare Part D claims for 73 beneficiaries; the average among infectious disease physician prescribers was 689. 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.