Marcella Lynn McGuinn, MD
Infectious Disease Physician · Oak Park, IL
Marcella Lynn McGuinn, MD is an infectious disease physician with a practice address in Oak Park, Illinois, and NPI 1528083987, issued on Jul 13, 2006. Check the license (Illinois 036100912, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Marcella Lynn McGuinn
- Credential
- MD
- Primary taxonomy
- Infectious Disease Physician 207RI0200X
- License number
- 036100912 IL
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
- Jul 13, 2006
- Record last updated
- Apr 18, 2022
- Fax
- (708) 613-4382
- Medicare enrollment
- Enrolled (PECOS I20041108000098); accepts Medicare assignment
- Medical or professional school
- Rush Medical College Of Rush University, 1997
- 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.
- Nyal Siddiqi, D.O.Infectious Disease Physician1952749426
- Daniel Stroupe, MDInfectious Disease Physician1003923426
Verify Marcella Lynn McGuinn 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 036100912Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
58% fewer Medicare Part D claims than the average infectious disease physician in 2024
292 Medicare Part D claims for 56 beneficiaries, against an average of 689 among the 7,388 providers of this specialty who prescribed in Part D. Brand-name drugs were 22% of claims.
Most prescribed
- Ertapenem54 claims
- Daptomycin41 claims
- Cefepime Hcl23 claims
- Sulfamethoxazole-Trimethoprim21 claims
- Ceftriaxone16 claims
- Meropenem16 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 LLCChicago, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Marcella Lynn McGuinn among 464 infectious disease physician records in Illinois
Marcella Lynn McGuinn, MD 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 2006, is newer than 16% of them.
- NPI issued2006 · 16% of these records are older, 56% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 67% of these records are
- Graduated1997 · median 2004 among the 311 with a school on file
- Record last updated2022 · 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
- Nyal Siddiqi, D.O.Oak Park, IL 603041952749426
- 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 Marcella Lynn McGuinn, MD's NPI number?
Marcella Lynn McGuinn, MD's National Provider Identifier (NPI) is 1528083987, issued on Jul 13, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Marcella Lynn McGuinn, MD 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 Marcella Lynn McGuinn, MD's license?
NPPES lists Illinois license number 036100912, 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 Marcella Lynn McGuinn, MD prescribe under Medicare Part D?
In 2024, Marcella Lynn McGuinn, MD had 292 Medicare Part D claims for 56 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.