Mary Moon, M.D.
NPI 1124048202 · Family Medicine Physician · Mission Viejo, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Moon, M.D. is a Family Medicine Physician provider in Mission Viejo, CA (NPI 1124048202).
Provider details
- NPI number
- 1124048202
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 48387 (MN)
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 tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,140 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 370 | $138 |
| Amplifed Dna Or Rna Probe Detection of Severe Acute Respiratory Syndrome Coronavirus 2 (covid-19) Antigen87635 | 157 | $50 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 135 | $98 |
| Detection Test By Immunoassay With Direct Visual Observation for Streptococcus, Group a (strep)87880 | 97 | $16 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 88 | $178 |
| Automated Urinalysis Test81003 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 15 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 120 | 117 |
| Azithromycin | 90 | 89 |
| Azelastine Hcl | 65 | 63 |
| Baclofen | 44 | 44 |
| Mupirocin | 41 | 41 |
| Nirmatrelvir/Ritonavirbrand: Paxlovid | 34 | 34 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 30 | 29 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-20
- Last updated
- 2014-09-25
Frequently asked questions
- What is Mary Moon's NPI number?
- Mary Moon's National Provider Identifier (NPI) is 1124048202, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Moon's specialty?
- Mary Moon is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mary Moon located?
- Mary Moon's practice location on file with NPPES is 23512 Madero, Mission Viejo, CA 92691-2743.
- What is Mary Moon's phone number?
- The practice phone number listed in the NPPES registry for Mary Moon is (949) 583-1600.
- Does Mary Moon accept Medicare?
- Mary Moon is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Moon's NPI active?
- Yes — Mary Moon's NPI (1124048202) is active in the NPPES registry as of the last update on 2014-09-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.