Michael Ellison, MD
NPI 1861465932 · Pulmonary Disease Physician · Santa Cruz, CA
Enrolled with Medicare as Practitioner - Pulmonary Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Ellison, MD is a Pulmonary Disease Physician provider in Santa Cruz, CA (NPI 1861465932).
Provider details
- NPI number
- 1861465932
- Entity type
- Individual
- Primary specialty
- Pulmonary Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- G64790 (CA)
Specialties & taxonomies
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
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
1,222 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 674 | $102 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 371 | $143 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 61 | $244 |
| Administration of Influenza Virus VaccineG0008 | 59 | $35 |
| Test to Measure Expiratory Airflow and Volume94010 | 22 | $32 |
| Telephone Medical Discussion With Physician, 11-20 Minutes99442 | 21 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 46 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Fluticasone/Umeclidin/Vilanterbrand: Trelegy Ellipta | 307 | 57 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 285 | 85 |
| Fluticasone/Vilanterolbrand: Breo Ellipta | 245 | 44 |
| Montelukast Sodium | 220 | 56 |
| Azithromycin | 189 | 89 |
| Prednisone | 174 | 65 |
| Fluticasone Propion/Salmeterol |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$258 across 3 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
- 2006-02-09
- Last updated
- 2023-08-20
- Certified
- 2023-08-20
Frequently asked questions
- What is Michael Ellison's NPI number?
- Michael Ellison's National Provider Identifier (NPI) is 1861465932, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Ellison's specialty?
- Michael Ellison is listed in the NPPES registry with a primary specialty of Pulmonary Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Ellison located?
- Michael Ellison's practice location on file with NPPES is 1595 Soquel Dr Ste 230, Santa Cruz, CA 95065-1721.
- What is Michael Ellison's phone number?
- The practice phone number listed in the NPPES registry for Michael Ellison is (831) 226-3225.
- Does Michael Ellison accept Medicare?
- Michael Ellison is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Ellison's NPI active?
- Yes — Michael Ellison's NPI (1861465932) is active in the NPPES registry as of the last update on 2023-08-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.