Mark Lowenthal, M.D.
NPI 1407830136 · Allergy Physician · Orland Park, IL
Enrolled with Medicare as Practitioner - Allergy/Immunology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Lowenthal, M.D. is a Allergy Physician provider in Orland Park, IL (NPI 1407830136).
Provider details
- NPI number
- 1407830136
- Entity type
- Individual
- Primary specialty
- Allergy PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 36080077 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
4,790 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 | 2,244 | $4 |
| Professional Service for Preparation and Provision of 1 Or More Antigens95165 | 1,225 | $15 |
| Professional Service for Multiple Injections of Allergen95117 | 542 | $13 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 336 | $94 |
| Test to Measure Expiratory Airflow and Volume94010 | 155 | $28 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 110 | $132 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 24 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Montelukast Sodium | 234 | 64 |
| Fluticasone Furoatebrand: Arnuity Ellipta | 120 | 30 |
| Azelastine Hcl | 90 | 28 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 75 | 49 |
| Ipratropium Bromide | 67 | 20 |
| Fluticasone Propionatebrand: Fluticasone Propionate Hfa | 55 | 13 |
| Prednisone |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-12-06
- Last updated
- 2021-12-08
- Certified
- 2021-12-08
Frequently asked questions
- What is Mark Lowenthal's NPI number?
- Mark Lowenthal's National Provider Identifier (NPI) is 1407830136, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Lowenthal's specialty?
- Mark Lowenthal is listed in the NPPES registry with a primary specialty of Allergy Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Lowenthal located?
- Mark Lowenthal's practice location on file with NPPES is 10733 W. 165th St., Orland Park, IL 60467-8713.
- What is Mark Lowenthal's phone number?
- The practice phone number listed in the NPPES registry for Mark Lowenthal is (708) 957-7468.
- Does Mark Lowenthal accept Medicare?
- Mark Lowenthal is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Lowenthal's NPI active?
- Yes — Mark Lowenthal's NPI (1407830136) is active in the NPPES registry as of the last update on 2021-12-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.