NPPES file of Aug 9, 2026

Alfred Moon, M.D.

Allergy & Immunology Physician · Yorba Linda, CA

Alfred Moon, M.D. is an allergy & immunology physician with a practice address in Yorba Linda, California, and NPI 1396953105, issued on May 18, 2007. Check the license (California A104707, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1396953105
Name
Alfred Moon
Credential
M.D.
Primary taxonomy
Allergy & Immunology Physician 207K00000X
License numbers
A104707 CA
MT186653 PA
Self-reported in NPPES; status is on the state search
Practice location
4300 Rose Dr, Yorba Linda, CA 92886
Phone
(714) 528-4211
Enumerated
May 18, 2007
Record last updated
Apr 26, 2013 (not updated in 13 years: call before relying on the address or phone)
Fax
(714) 579-6868
Medicare enrollment
Enrolled (PECOS I20091202000024); accepts Medicare assignment
Medical or professional school
Albany Medical College Of Union University, 2005
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
Download card Updates feed

8 nearest allergy & immunology physician records → All 444 in California → Look up another NPI →

Also registered at 4300 Rose Dr

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Nazlee ArainPediatric Registered Nurse1528739927
  2. Anthony Bae, M.D.Internal Medicine Physician1194711945
  3. Marienelle Banez, M.D.Pediatrics Physician1689695082
  4. Abram Beshay, MDDermatology Physician1356874218
  5. Paul Bracho, LCSW MFTClinical Social Worker1326185018
  6. Ai-Vy Bui, DOPediatrics Physician1821557984

Verify Alfred Moon in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A104707    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Is this page about you? You can ask us to correct, restrict or remove it: how.

51% more Medicare Part D claims than the average allergy & immunology physician in 2024

1,116 Medicare Part D claims for 248 beneficiaries, against an average of 741 among the 2,899 providers of this specialty who prescribed in Part D. Brand-name drugs were 31% of claims.

  1. Alfred Moon1,116
  2. Specialty average741

Most prescribed

  1. Azelastine Hcl124 claims
  2. Levocetirizine Dihydrochloride114 claims
  3. Montelukast Sodium88 claims
  4. Ipratropium Bromide85 claims
  5. Fluticasone Propionate68 claims
  6. Famotidine47 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.

Industry payments in 2024: $1,471.19

82 payments; by number, the most common kind was food and beverage; the largest payer was Regeneron Healthcare Solutions, Inc. The 2,496 providers of this specialty with any payment received $8,321.81 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Alfred Moon$1,471.19
  2. Specialty average$8,321.81

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

  1. Providence Medical FoundationFullerton, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Alfred Moon among 444 allergy & immunology physician records in California

Alfred Moon, M.D. is one of 444 allergy & immunology physician records with a practice address in California. 79% 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 47% of them.

  • NPI issued2007 · 47% of these records are older, 38% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated2005 · median 2004 among the 281 with a school on file
  • Record last updated2013 · 62% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207K00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Allergy & Immunology Physician providers in California

There are 444 allergy & immunology physician records in California.

All 444 in California → Every provider in Yorba Linda → Allergy & Immunology Physician nationwide →

The 8 allergy & immunology physician records with the nearest ZIP codes

  1. Donald Gjesdal, M.D.Yorba Linda, CA 928861447254339
  2. Hae Young Song, MDYorba Linda, CA 928861831181569
  3. Alan Gorenberg, MDOrange, CA 928691730115221
  4. Wan-Yin Chan, M.D.Orange, CA 928681932391471
  5. Stanley Galant, MDOrange, CA 928681780799809
  6. William Harris, MDOrange, CA 928681922065788
  7. Yela Jung, MDOrange, CA 928681780145573
  8. Donald Levy, MDOrange, CA 928681518055011

Common questions

What is Alfred Moon, M.D.'s NPI number?

Alfred Moon, M.D.'s National Provider Identifier (NPI) is 1396953105, issued on May 18, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Alfred Moon, M.D. located?

The NPPES record lists a practice address at 4300 Rose Dr, Yorba Linda, CA, 92886. Phone: (714) 528-4211. Providers update this record themselves, so call before visiting.

How can I verify Alfred Moon, M.D.'s license?

NPPES lists California license number A104707, 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 Alfred Moon, M.D. prescribe under Medicare Part D?

In 2024, Alfred Moon, M.D. had 1,116 Medicare Part D claims for 248 beneficiaries; the average among allergy & immunology physician prescribers was 741. Part D covers Medicare prescriptions only.

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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.