Doctor profile · Federal record

Dr. Maaz Mohiuddin, M.D.

Allergy & Immunology Physician (CMS: Allergy/Immunology) · Pediatrics Physician · Student in an Organized Health Care Education/Training Program · Crest Hill, IL

  • NPI 1720251697
  • Accepts Medicare
  • 18 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2228 Weber RD
Crest Hill, IL 60403
(815) 729-9900

Credentials & registration

NPPES · NUCC
NPI registered
April 2008 — 18 yrs on file
Profile last updated
August 5, 2022
Year of graduation
2008 — 18 yrs since
Specialty taxonomy
207K00000X — NUCC code
State licenses (2)
Illinois #336094071 · Colorado #50071
Medicaid
CO #71780521

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1720251697. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
6,367
Distinct HCPCS
10
Medicare allowed
$113,720
HCPCS Description Services Patients Avg allowed
95004 Test for allergy using allergenic extract 2,927 51 $4
95165 Professional service for preparation and provision of 1 or more antigens 1,380 57 $16
95117 Professional service for multiple injections of allergen 572 64 $12
95024 Test for allergy using allergenic extract injected into skin 412 38 $9
95115 Professional service for single injection of allergen 210 27 $11
99213 Established patient office or other outpatient visit, 20-29 minutes 176 120 $92
99426 Principal care management services for a single high-risk disease, first 30 minutes of clinical staff time directed by health care professional, per calendar month 161 27 $64
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 116 21 $65
99214 Established patient office or other outpatient visit, 30-39 minutes 106 75 $133
96372 Injection of drug or substance under skin or into muscle 103 21 $15

In context: peer comparison

Among 1 peers in Crest Hill Allergy & Immunology Physician, average services per provider: 353. This provider delivers 18× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$13,566
Transactions
135
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals Lp 35 $11,462.62
Novartis Pharmaceuticals Corporation 25 $392.59
GlaxoSmithKline, LLC. 18 $260.10
Csl Behring 7 $259.34
Genzyme Corporation 6 $243.09
Optinose US, INC. 12 $155.88
Regeneron Healthcare Solutions, INC. 4 $143.17
Genentech USA, INC. 5 $123.22
Amgen INC. 5 $108.87
Abbvie INC. 5 $105.03
Takeda Pharmaceuticals U.S.A., INC. 4 $87.87
BioCryst US Sales Co., LLC 4 $86.46
Alk-Abello, INC 2 $65.63
Pfizer INC. 2 $31.39
Kaleo, INC. 1 $23.21

By nature of payment

Compensation for Services Other Than Consulting, Including Serving As Faculty or As A Speaker at A Venue Other Than A Continuing Education Program
$10,175
Food and Beverage
$3,358
Travel and Lodging
$34

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
635
Patients
117
Total drug cost
$969,541
Drug Type Claims Patients Total cost
Fluticasone Propionate Generic 88 24 $1,224
Montelukast Sodium Generic 84 16 $619
Ipratropium Bromide Generic 56 18 $2,143
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 54 15 $1,354
Azelastine Hcl Generic 54 15 $2,528
Breo Ellipta (Fluticasone/Vilanterol) Brand 49 0 $24,400
Symbicort (Budesonide/Formoterol Fumarate) Brand 48 14 $26,827
Advair Hfa (Fluticasone Propion/Salmeterol) Brand 31 0 $15,688
Hydrocortisone Generic 30 0 $411
Prednisone Generic 28 15 $99

Frequently asked questions

Auto-generated from federal data
What is Dr. Maaz Mohiuddin's medical specialty?
Dr. Maaz Mohiuddin practices Allergy & Immunology Physician in Crest Hill, IL.
Where does Dr. Maaz Mohiuddin practice?
Dr. Maaz Mohiuddin practices at 2228 Weber RD, Crest Hill, IL 60403. Office phone: 8157299900.
What is Dr. Maaz Mohiuddin's NPI?
Dr. Maaz Mohiuddin's National Provider Identifier (NPI) is 1720251697, issued by NPPES.
Does Dr. Maaz Mohiuddin accept Medicare assignment?
Yes. Dr. Maaz Mohiuddin accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Maaz Mohiuddin commonly perform?
Top Medicare-reported procedures in 2023: Test for allergy using allergenic extract (HCPCS 95004); Professional service for preparation and provision of 1 or more antigens (HCPCS 95165); Professional service for multiple injections of allergen (HCPCS 95117). Source: CMS Medicare Physician & Other Practitioners file.