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Edit this profileAt a glance
- 23512 Madero, Mission Viejo, CA 92691
About Dr. Moon
Mary Y. Moon, M.D. is a healthcare provider in Mission Viejo, CA specializing in family medicine. According to Medicare claims data, Mary cared for 1,043 Medicare patients across 1,140 services. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, amplifed dna or rna probe detection of severe acute respiratory syndrome coronavirus 2 (covid-19) antigen, and established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more. This provider record is associated with NPI 1124048202.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (949) 583-1600
- Email not available
Practice Locations
23512 MADERO
Mission Viejo, CA 92691
Conditions Commonly Evaluated or Treated
Within Family Medicine generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
- Allergies
- Diabetes
- Flu
- Hypothyroidism
- Strep throat
- UTI
Cardiometabolic
Digestive
Genitourinary and reproductive
Musculoskeletal and pain
Neurologic and behavioral
Respiratory and infectious
Skin
Common childhood and ear conditions
Pain & Joints
Procedures & services
Most searched procedures
- Annual physical
- Blood test
- Flu shot
- Medicare wellness visit
- Sick visit
- TB test
- Well-woman exam
Preventive interventions
- Birth control counseling
- Smoking cessation counseling
Screening and testing
- Cholesterol screening
- Depression screening
- Diabetes and prediabetes screening
- EKG
Diagnostic Tests
- COVID-19 testing
- Rapid Strep and Flu Swabs
- Urine Drug Screen
Exams & Screenings
- Camp and School Physical
- Pre-Op Clearance Exam
Foot and Leg Pain
- Toenail Fungus Treatment
Heart & Circulation
Injections
Lungs & Breathing
Minor Procedures
- Burn and Wound Care
- Ingrown toenail removal
- Suture removal
Occupational Health
- DOT Physical
Office procedures
- Earwax removal
- Incision and drainage of an abscess
- Superficial foreign-body removal
Pain Management
- Joint injections
Preventive Care
- Chronic Illness Checkup
- Routine Vaccines
- Travel Vaccines And Consult
Respiratory
Senior Care
Sexual & Reproductive Health
- STD Swabs and Screening
Skin Procedures
- Cyst Removal
- Precancerous Sun Spot Freezing
- Skin Tag Removal
- Wart Removal
Sleep Health
- At-Home Sleep Study Order
Urgent Care Procedures
- Stitches and Laceration Repair
Wellness & Weight
- Weight Management Consult
Women's Health
- Hormone Replacement Therapy Consultation
Procedures Most Often Billed to Medicare
1,140 services · 1,043 patients · 13 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| X-ray of chest, 2 views | Imaging | 71046 |
61 | More often than most peers in Family Medicine |
| X-ray of foot, minimum of 3 views | Imaging | 73630 |
12 | Less often than most peers in Family Medicine |
| X-ray of lower and sacral spine, minimum of 4 views | Imaging | 72110 |
11 | Less often than most peers in Family Medicine |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
370 | More often than most peers in Family Medicine |
| Amplifed dna or rna probe detection of severe acute respiratory syndrome coronavirus 2 (covid-19) antigen | Lab test | 87635 |
157 | More than most peers in Family Medicine |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
135 | More often than most peers in Family Medicine |
| Detection test by immunoassay with direct visual observation for streptococcus, group a (strep) | Lab test | 87880 |
97 | More than most peers in Family Medicine |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
88 | More than most peers in Family Medicine |
| Automated urinalysis test | Lab test | 81003 |
72 | More often than most peers in Family Medicine |
| Detection test by immunoassay with direct visual observation for influenza virus | Lab test | 87804 |
52 | More often than most peers in Family Medicine |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other family doctors at this location 5
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 7
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 32 related providers in 4 groups
Other family doctors in Mission Viejo 8
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 1999 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs X-ray of chest, 2 views 8
Providers in CA who bill this service to Medicare most often.
Common questions
What is Mary Y. Moon's specialty?
Mary Y. Moon is a family doctor in Mission Viejo, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Family Medicine”.
NPI registry
Where can I find Mary Y. Moon?
Mary Y. Moon is listed at 23512 Madero, Mission Viejo, CA 92691. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Mary Y. Moon?
The number on file is (949) 583-1600. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Mary Y. Moon's NPI number?
Mary Y. Moon's National Provider Identifier is 1124048202. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
What is Mary Y. Moon's education?
Mary Y. Moon attended Other, graduating in 1999. This comes from the CMS National Downloadable File.
CMS public data
How long has Mary Y. Moon been practicing?
Mary Y. Moon has 27 years experience. Calculated from a graduation year of 1999, reported in the CMS National Downloadable File.
CMS public data
What is Mary Y. Moon known for?
According to Medicare billing data, Mary Y. Moon performs imaging including x-ray of chest, 2 views and x-ray of foot, minimum of 3 views, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Mary Y. Moon confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Mary Y. Moon. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.