Joel Klein, M.D.
NPI 1770566820 · Allergy & Immunology Physician · Highland Park, IL
Enrolled with Medicare as Practitioner - Allergy/Immunology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joel Klein, M.D. is a Allergy & Immunology Physician provider in Highland Park, IL (NPI 1770566820).
Provider details
- NPI number
- 1770566820
- Entity type
- Individual
- Primary specialty
- Allergy & Immunology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 036079688 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,410 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Test for Allergy Using Allergenic Extract95004 | 641 | $4 |
| Professional Service for Multiple Injections of Allergen95117 | 193 | $13 |
| Test for Allergy Using Allergenic Extract Injected Into Skin95024 | 144 | $8 |
| Administration and Interpretation of Patient-Focused Health Risk Assessment96160 | 102 | $3 |
| Assessment of Emotional Or Behavioral Problems96127 | 94 | $5 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 75 | $94 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 16 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Montelukast Sodium | 73 | 22 |
| Fluticasone/Umeclidin/Vilanterbrand: Trelegy Ellipta | 43 | — |
| Fluticasone Propionate | 39 | 13 |
| Ipratropium Bromide | 38 | 14 |
| Prednisone | 31 | 19 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 27 | 23 |
| Azelastine Hcl | 27 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$589 across 18 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-11-22
- Last updated
- 2021-12-20
- Certified
- 2021-12-20
Frequently asked questions
- What is Joel Klein's NPI number?
- Joel Klein's National Provider Identifier (NPI) is 1770566820, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joel Klein's specialty?
- Joel Klein is listed in the NPPES registry with a primary specialty of Allergy & Immunology Physician (Allopathic & Osteopathic Physicians).
- Where is Joel Klein located?
- Joel Klein's practice location on file with NPPES is 1160 Park Ave W, Highland Park, IL 60035-2230.
- What is Joel Klein's phone number?
- The practice phone number listed in the NPPES registry for Joel Klein is (847) 432-0200.
- Does Joel Klein accept Medicare?
- Joel Klein is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joel Klein's NPI active?
- Yes — Joel Klein's NPI (1770566820) is active in the NPPES registry as of the last update on 2021-12-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.