Theodore Ingrassia, M.D.
NPI 1437263662 · Pulmonary Disease Physician · Rockford, IL
Enrolled with Medicare as Practitioner - Pulmonary Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Theodore Ingrassia, M.D. is a Pulmonary Disease Physician provider in Rockford, IL (NPI 1437263662).
Provider details
- NPI number
- 1437263662
- Entity type
- Individual
- Primary specialty
- Pulmonary Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 036 083892 (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
19 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
909 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 to Measure Expiratory Airflow and Volume94010 | 226 | $25 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 127 | $172 |
| Test for Exercise-Induced Lung Stress94618 | 83 | $32 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 82 | $122 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 64 | $87 |
| Sleep Study Including Heart Rate, Breathing, Airflow, and Effort95806 | 48 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 25 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Fluticasone/Umeclidin/Vilanterbrand: Trelegy Ellipta | 263 | 57 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 190 | 63 |
| Fluticasone/Vilanterolbrand: Breo Ellipta | 145 | 28 |
| Montelukast Sodium | 88 | 27 |
| Umeclidinium Brm/Vilanterol Trbrand: Anoro Ellipta | 75 | 13 |
| Ipratropium Bromide | 67 | 21 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$28 across 2 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
- 2006-08-17
- Last updated
- 2016-05-04
Frequently asked questions
- What is Theodore Ingrassia's NPI number?
- Theodore Ingrassia's National Provider Identifier (NPI) is 1437263662, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Theodore Ingrassia's specialty?
- Theodore Ingrassia is listed in the NPPES registry with a primary specialty of Pulmonary Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Theodore Ingrassia located?
- Theodore Ingrassia's practice location on file with NPPES is 535 Roxbury Rd, Rockford, IL 61107-5076.
- What is Theodore Ingrassia's phone number?
- The practice phone number listed in the NPPES registry for Theodore Ingrassia is (815) 397-7212.
- Does Theodore Ingrassia accept Medicare?
- Theodore Ingrassia is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Theodore Ingrassia's NPI active?
- Yes — Theodore Ingrassia's NPI (1437263662) is active in the NPPES registry as of the last update on 2016-05-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.