Johnson Lee Moon, M.D.
Neurology Physician · Fullerton, CA
Johnson Lee Moon, M.D. is a neurology physician with a practice address in Fullerton, California, and NPI 1457407579, issued on Jan 25, 2007. Check the license (California A86444, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Johnson Lee Moon
- Credential
- M.D.
- Primary taxonomy
- Neurology Physician 2084N0400X
- License number
- A86444 CA
Self-reported in NPPES; status is on the state search - Practice location
- 381 E Imperial Highway, Fullerton, CA 92835
- Phone
- (714) 879-7200
- Enumerated
- Jan 25, 2007
- Record last updated
- Jul 8, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (714) 879-3010
- Medicare enrollment
- Enrolled (PECOS I20080112000129); accepts Medicare assignment
- Medical or professional school
- University Of Iowa, Rj & L Carver College Of Medicine, 2002
- Entity
- Type 1 · individual
8 nearest neurology physician records → All 2,339 in California → Look up another NPI →
Also registered at 381 E Imperial Highway
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Kiran Bath, M.D.Neuromusculoskeletal Medicine & OMM Physician1689831380
- Anthony Ciabarra, M.D., PH.D.Neurology Physician1942374392
Verify Johnson Lee Moon in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A86444Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
78% more Medicare Part D claims than the average neurology physician in 2024
2,432 Medicare Part D claims for 600 beneficiaries, against an average of 1,370 among the 15,005 providers of this specialty who prescribed in Part D.
Most prescribed
- Donepezil Hcl323 claims
- Gabapentin197 claims
- Carbidopa-Levodopa176 claims
- Levetiracetam156 claims
- Memantine Hcl146 claims
- Topiramate129 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The practice group's MIPS final score for 2023 (Medicare payment program): 100 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $1,765.79
43 payments; by number, the most common kind was food and beverage; the largest payer was Abbott Laboratories. The 10,858 providers of this specialty with any payment received $8,318.07 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Neurology Center OF North Orange County A Medical CorpFullerton, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Johnson Lee Moon among 2,339 neurology physician records in California
Johnson Lee Moon, M.D. is one of 2,339 neurology physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 41% of them.
- NPI issued2007 · 41% of these records are older, 48% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated2002 · median 2006 among the 1,628 with a school on file
- Record last updated2011 · 55% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084N0400X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Neurology Physician providers in California
There are 2,339 neurology physician records in California.
All 2,339 in California → Every provider in Fullerton → Neurology Physician nationwide →
The 8 neurology physician records with the nearest ZIP codes
- Anthony Ciabarra, M.D., PH.D.Fullerton, CA 928351942374392
- Jack Florin, MDFullerton, CA 928351912990656
- Manpreet Multani, MDFullerton, CA 928351679706295
- Johanna Rosenthal, M.D.Fullerton, CA 928351881741247
- Scott Turner, MDFullerton, CA 928351346416575
- Parampreet Walia, M.D.Fullerton, CA 928351669716593
- Lowell Nelson, M.D., PH.D.Fullerton, CA 928331265502215
- Thomas Ela, M.D.Fullerton, CA 928311831184795
Common questions
What is Johnson Lee Moon, M.D.'s NPI number?
Johnson Lee Moon, M.D.'s National Provider Identifier (NPI) is 1457407579, issued on Jan 25, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Johnson Lee Moon, M.D. located?
The NPPES record lists a practice address at 381 E Imperial Highway, Fullerton, CA, 92835. Phone: (714) 879-7200. Providers update this record themselves, so call before visiting.
How can I verify Johnson Lee Moon, M.D.'s license?
NPPES lists California license number A86444, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Johnson Lee Moon, M.D. prescribe under Medicare Part D?
In 2024, Johnson Lee Moon, M.D. had 2,432 Medicare Part D claims for 600 beneficiaries; the average among neurology physician prescribers was 1,370. Part D covers Medicare prescriptions only.
What is Johnson Lee Moon, M.D.'s MIPS final score?
The 2023 MIPS final score is 100 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.