Michael Moon, MD
NPI 1972651941 · Internal Medicine Physician · Irvine, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Moon, MD is a Internal Medicine Physician provider in Irvine, CA (NPI 1972651941).
Provider details
- NPI number
- 1972651941
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A81156 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tiotropium Bromidebrand: Spiriva Respimat | 179 | 43 |
| Fluticasone Propion/Salmeterolbrand: Wixela Inhub | 148 | 43 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 137 | 48 |
| Ciclesonidebrand: Alvesco | 49 | 16 |
| Prednisone | 41 | 21 |
| Rsv Vacc, Pref a and Pref B/Pfbrand: Abrysvo | 13 | 13 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-01-08
- Last updated
- 2021-11-29
Frequently asked questions
- What is Michael Moon's NPI number?
- Michael Moon's National Provider Identifier (NPI) is 1972651941, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Moon's specialty?
- Michael Moon is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Moon located?
- Michael Moon's practice location on file with NPPES is 94 Great Lawn, Irvine, CA 92620-3423.
- What is Michael Moon's phone number?
- The practice phone number listed in the NPPES registry for Michael Moon is (949) 786-0560.
- Does Michael Moon accept Medicare?
- Michael Moon is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Moon's NPI active?
- Yes — Michael Moon's NPI (1972651941) is active in the NPPES registry as of the last update on 2021-11-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.