Doctor profile · Federal record

Dr. Alan Gorenberg, MD

Allergy & Immunology Physician (CMS: Allergy/Immunology) · Allergy & Immunology (Internal Medicine) Physician · Orange, CA

  • NPI 1730115221
  • Accepts Medicare
  • MIPS 16.1 / 100 · 2023
  • 40 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
8506 E Chapman Ave
Orange, CA 928692461
(714) 633-4666
fax (714) 633-4640
Mailing address
12380 Hesperia RD Ste 2
Victorville, CA 923955814

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
October 14, 2010
Year of graduation
1986 — 40 yrs since
Specialty taxonomy
207K00000X — NUCC code
State license (1)
California #G60876

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1730115221. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
17,863
Distinct HCPCS
10
Medicare allowed
$255,814
HCPCS Description Services Patients Avg allowed
95004 Test for allergy using allergenic extract 6,840 85 $4
95165 Professional service for preparation and provision of 1 or more antigens 4,338 110 $16
95117 Professional service for multiple injections of allergen 2,927 194 $13
95024 Test for allergy using allergenic extract injected into skin 1,590 76 $9
95115 Professional service for single injection of allergen 730 58 $11
96372 Injection of drug or substance under skin or into muscle 496 45 $15
95180 Injection for rapid desensitization to allergen 134 16 $142
99214 Established patient office or other outpatient visit, 30-39 minutes 132 73 $131
95012 Test to measure the level of nitric oxide gas 125 117 $20
94060 Test to measure expiratory airflow and volume changes before and after medication administration 124 116 $41

In context: peer comparison

Among 2 peers in this city , average services per provider: 934. This provider delivers 19× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
702
Patients
109
Total drug cost
$1,015,567
Drug Type Claims Patients Total cost
Dupixent Syringe (Dupilumab) Brand 143 18 $528,520
Xolair (Omalizumab) Brand 116 16 $328,212
Trelegy Ellipta (Fluticasone/Umeclidin/Vilanter) Brand 70 20 $50,521
Losartan Potassium Generic 57 14 $304
Montelukast Sodium Generic 54 12 $851
Esomeprazole Magnesium Generic 53 14 $4,328
Ipratropium Bromide Generic 48 15 $2,662
Famotidine Generic 35 0 $701
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 24 0 $914
Dupixent Pen (Dupilumab) Brand 20 0 $68,970

Frequently asked questions

Auto-generated from federal data
What is Dr. Alan Gorenberg's medical specialty?
Dr. Alan Gorenberg practices Allergy & Immunology Physician in Orange, CA.
Where does Dr. Alan Gorenberg practice?
Dr. Alan Gorenberg practices at 8506 E Chapman Ave, Orange, CA 928692461. Office phone: 7146334666.
What is Dr. Alan Gorenberg's NPI?
Dr. Alan Gorenberg's National Provider Identifier (NPI) is 1730115221, issued by NPPES.
Does Dr. Alan Gorenberg accept Medicare assignment?
Yes. Dr. Alan Gorenberg accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Alan Gorenberg 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.