Michelle Maciag, M.D.
NPI 1255778395 · Allergy & Immunology Physician · Salem, MA
Enrolled with Medicare as Practitioner - Allergy/Immunology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michelle Maciag, M.D. is a Allergy & Immunology Physician provider in Salem, MA (NPI 1255778395).
Provider details
- NPI number
- 1255778395
- Entity type
- Individual
- Primary specialty
- Allergy & Immunology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 270275 (MA)
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
13 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
1,503 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 | 1,181 | $4 |
| Professional Service for Multiple Injections of Allergen95117 | 107 | $13 |
| Test to Measure Expiratory Airflow and Volume94010 | 76 | $28 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 54 | $92 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 39 | $130 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 25 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 17 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Azelastine Hcl | 48 | 26 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 47 | 28 |
| Montelukast Sodium | 43 | 18 |
| Fluticasone Propion/Salmeterolbrand: Wixela Inhub | 36 | — |
| Fluticasone Propionate | 35 | 19 |
| Ipratropium Bromide | 27 | 12 |
| Epinephrine | 23 | 13 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$27 across 1 record (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
- 2013-05-30
- Last updated
- 2021-12-17
- Certified
- 2021-12-17
Frequently asked questions
- What is Michelle Maciag's NPI number?
- Michelle Maciag's National Provider Identifier (NPI) is 1255778395, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michelle Maciag's specialty?
- Michelle Maciag is listed in the NPPES registry with a primary specialty of Allergy & Immunology Physician (Allopathic & Osteopathic Physicians).
- Where is Michelle Maciag located?
- Michelle Maciag's practice location on file with NPPES is 114r Highland Ave, Salem, MA 01970-2723.
- What is Michelle Maciag's phone number?
- The practice phone number listed in the NPPES registry for Michelle Maciag is (978) 745-3711.
- Does Michelle Maciag accept Medicare?
- Michelle Maciag is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michelle Maciag's NPI active?
- Yes — Michelle Maciag's NPI (1255778395) is active in the NPPES registry as of the last update on 2021-12-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.