Doctor profile · Federal record

Dr. Mary Moon, M.D.

Family Medicine Physician (CMS: Family Practice) · Family Medicine Physician · Mission Viejo, CA

  • NPI 1124048202
  • Accepts Medicare
  • MIPS 84.4 / 100 · 2023
  • 27 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
23512 Madero
Mission Viejo, CA 926912743
(949) 583-1600
Mailing address
17360 Brookhurst St, Attn: McMf - Credentialing Department
Fountain Valley, CA 927083720

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
September 25, 2014
Year of graduation
1999 — 27 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State licenses (2)
California #C129686 · Minnesota #48387

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1124048202. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,160
Distinct HCPCS
10
Medicare allowed
$90,244
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 375 341 $100
87635 Amplifed dna or rna probe detection of severe acute respiratory syndrome coronavirus 2 (covid-19) antigen 182 176 $50
99214 Established patient office or other outpatient visit, 30-39 minutes 122 118 $141
99203 New patient office or other outpatient visit, 30-44 minutes 108 108 $122
81003 Automated urinalysis test 65 60 $2
87880 Detection test by immunoassay with direct visual observation for streptococcus, group a (strep) 53 52 $16
87804 Detection test by immunoassay with direct visual observation for influenza virus 38 21 $16
99204 New patient office or other outpatient visit, 45-59 minutes 36 36 $183
71046 X-ray of chest, 2 views 35 33 $28
81002 Urinalysis, manual test 35 34 $3

In context: peer comparison

Among 10 peers in this city , average services per provider: 91. This provider delivers 13× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
444
Patients
435
Total drug cost
$5,562
Drug Type Claims Patients Total cost
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 75 72 $771
Azithromycin Generic 72 71 $440
Paxlovid (Eua) (Nirmatrelvir/Ritonavir) Brand 42 42 $452
Mupirocin Generic 40 39 $471
Ciprofloxacin Hcl Generic 37 35 $175
Baclofen Generic 33 33 $215
Doxycycline Hyclate Generic 32 32 $340
Azelastine Hcl Generic 28 28 $829
Methylprednisolone Generic 25 25 $239
Nitrofurantoin Mono-Macro (Nitrofurantoin Monohyd/M-Cryst) Brand 22 20 $426

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Mary Moon's medical specialty?
Dr. Mary Moon practices Family Medicine Physician in Mission Viejo, CA.
Where does Dr. Mary Moon practice?
Dr. Mary Moon practices at 23512 Madero, Mission Viejo, CA 926912743. Office phone: 9495831600.
What is Dr. Mary Moon's NPI?
Dr. Mary Moon's National Provider Identifier (NPI) is 1124048202, issued by NPPES.
Does Dr. Mary Moon accept Medicare assignment?
Yes. Dr. Mary Moon accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mary Moon commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Amplifed dna or rna probe detection of severe acute respiratory syndrome coronavirus 2 (covid-19) antigen (HCPCS 87635); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.