NPPES file of Aug 9, 2026

Maaz Syed Mohiuddin, M.D.

Allergy & Immunology Physician · Crest Hill, IL

Maaz Syed Mohiuddin, M.D. is an allergy & immunology physician with a practice address in Crest Hill, Illinois, and NPI 1720251697, issued on Apr 10, 2008. Check the license (Illinois 336094071, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1720251697
Name
Maaz Mohiuddin
Credential
M.D.
Primary taxonomy
Allergy & Immunology Physician 207K00000X
License numbers
336094071 IL
50071 CO
Self-reported in NPPES; status is on the state search
Practice location
2228 Weber RD, Crest Hill, IL 60403
Phone
(815) 729-9900
Enumerated
Apr 10, 2008
Record last updated
Aug 5, 2022
Medicaid ID
71780521 CO
Medicare enrollment
Enrolled (PECOS I20140404001906); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 2228 Weber RD

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Anem Bano, APRN, FNPNurse Practitioner1265024582
  2. Miguel Camara, M.D.Allergy Physician1447369327
  3. Adriana Flores, PA-CPhysician Assistant1194998427

Verify Maaz Mohiuddin in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
    Search for license 336094071
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Open the Illinois license search

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11% more Medicare Part D claims than the average allergy & immunology physician in 2024

822 Medicare Part D claims for 118 beneficiaries, against an average of 741 among the 2,899 providers of this specialty who prescribed in Part D. Brand-name drugs were 36% of claims.

  1. Maaz Mohiuddin822
  2. Specialty average741

Most prescribed

  1. Fluticasone Propionate124 claims
  2. Montelukast Sodium66 claims
  3. Albuterol Sulfate Hfa55 claims
  4. Azelastine Hcl54 claims
  5. Ipratropium Bromide54 claims
  6. Breo Ellipta51 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: $13,566.17

136 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 2,496 providers of this specialty with any payment received $8,321.81 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Maaz Mohiuddin$13,566
  2. Specialty average$8,322

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

  1. Allergy And Asthma Center IncChicago, IL

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Allergy & Immunology Physician providers in Illinois

There are 162 allergy & immunology physician records in Illinois.

Other allergy & immunology physician records in Illinois

  1. Arabelle Abellard, MDPeoria, IL1245729805
  2. Daryn Abraham, M.D.St Charles, IL1104975770
  3. Justine Ade, MDUrbana, IL1457707010
  4. Afia Adu-Gyamfi, MDChicago, IL1245961309
  5. Ingrid Alexander, MDSpringfield, IL1144269531
  6. Hetal Amin, MDChannahon, IL1184665424
  7. Evelyn Angulo, M.D.Glenview, IL1184967770
  8. Susan Apolinario, M.D.Oak Lawn, IL1174522171
  9. Noga Askenazi, MDCrystal Lake, IL1972518702
  10. Sakina Bajowala, M.D.North Aurora, IL1427259605

Common questions

What is Maaz Syed Mohiuddin, M.D.'s NPI number?

Maaz Syed Mohiuddin, M.D.'s National Provider Identifier (NPI) is 1720251697, issued on Apr 10, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Maaz Syed Mohiuddin, M.D. located?

The NPPES record lists a practice address at 2228 Weber RD, Crest Hill, IL, 60403. Phone: (815) 729-9900. Providers update this record themselves, so call before visiting.

How can I verify Maaz Syed Mohiuddin, M.D.'s license?

NPPES lists Illinois license number 336094071, 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 Maaz Syed Mohiuddin, M.D. prescribe under Medicare Part D?

In 2024, Maaz Syed Mohiuddin, M.D. had 822 Medicare Part D claims for 118 beneficiaries; the average among allergy & immunology physician prescribers was 741. 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.