Michael Combs, M.D.
NPI 1144663501 · Pulmonary Disease Physician · Ann Arbor, MI
Enrolled with Medicare as Practitioner - Pulmonary Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Combs, M.D. is a Pulmonary Disease Physician provider in Ann Arbor, MI (NPI 1144663501).
Provider details
- NPI number
- 1144663501
- Entity type
- Individual
- Primary specialty
- Pulmonary Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 4301109919 (MI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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
160 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 74 | $119 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 25 | $145 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 24 | $79 |
| Test to Measure Expiratory Airflow and Volume94010 | 15 | $8 |
| Test to Examine How Well the Lungs Exchange Gases94729 | 11 | $9 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 11 |
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 |
|---|---|---|
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 61 | 15 |
| Azithromycin | 57 | 11 |
| Prednisone | 39 | 12 |
| Omeprazole | 30 | — |
| Tacrolimus | 28 | — |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 22 | — |
| Famotidine | 22 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,500 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
- 2013-04-16
- Last updated
- 2020-02-05
- Certified
- 2020-02-05
Frequently asked questions
- What is Michael Combs's NPI number?
- Michael Combs's National Provider Identifier (NPI) is 1144663501, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Combs's specialty?
- Michael Combs is listed in the NPPES registry with a primary specialty of Pulmonary Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Combs located?
- Michael Combs's practice location on file with NPPES is 1500 E Medical Center Dr, Ann Arbor, MI 48109-5000.
- What is Michael Combs's phone number?
- The practice phone number listed in the NPPES registry for Michael Combs is (734) 936-4000.
- Does Michael Combs accept Medicare?
- Michael Combs is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Combs's NPI active?
- Yes — Michael Combs's NPI (1144663501) is active in the NPPES registry as of the last update on 2020-02-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.