Leanne Mayumi Kon, M.D.
Gynecology Physician · Long Beach, CA
Leanne Mayumi Kon, M.D. is a gynecology physician with a practice address in Long Beach, California, and NPI 1275637290, issued on Sep 11, 2006. Check the license (California A90701, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Leanne Mayumi Kon
- Credential
- M.D.
- Primary taxonomy
- Gynecology Physician 207VG0400X
- License number
- A90701 CA
Self-reported in NPPES; status is on the state search - Practice location
- 701 E 28TH St, Long Beach, CA 90806
- Phone
- (562) 426-5630
- Enumerated
- Sep 11, 2006
- Record last updated
- Dec 8, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (562) 492-9893
- Medicaid ID
- ZZZ823342 CA
- Medicare enrollment
- Enrolled (PECOS I20140522001509); accepts Medicare assignment
- Medical or professional school
- University Of Hawaii John A. Burns School Of Medicine, 2001
- Entity
- Type 1 · individual
8 nearest gynecology physician records → All 369 in California → Look up another NPI →
Also registered at 701 E 28TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Fred Batkin, M.D.Physical Medicine & Rehabilitation Physician1043240443
- Raymond BautistaSports Medicine Podiatrist1043265549
- Loren Chan, CPNP-PC, RNPediatric Nurse Practitioner1366083099
- Christina Choi, PA-CPhysician Assistant1891349882
- Eknath Deo, M.D., F.A.C.P.Hematology & Oncology Physician1568485415
Verify Leanne Mayumi Kon in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A90701Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
5.0 times the Medicare Part D claims of the average gynecology physician in 2024
1,482 Medicare Part D claims for 517 beneficiaries, against an average of 299 among the 1,919 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims.
Most prescribed
- Estradiol664 claims
- Nitrofurantoin Mono-Macro157 claims
- Myrbetriq129 claims
- Cephalexin78 claims
- Sulfamethoxazole-Trimethoprim67 claims
- Ciprofloxacin Hcl60 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.
Bills Medicare through one group practice
- Southern California Permanente Medical GroupBaldwin Park, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Leanne Mayumi Kon among 369 gynecology physician records in California
Leanne Mayumi Kon, M.D. is one of 369 gynecology physician records with a practice address in California. 60% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 9% of them.
- NPI issued2006 · 9% of these records are older, 40% newer
- In a Medicare fileYes · 60% of these records are
- In the CMS Doctors and Clinicians fileYes · 38% of these records are
- Graduated2001 · median 1995 among the 141 with a school on file
- Record last updated2021 · 70% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207VG0400X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Gynecology Physician providers in California
There are 369 gynecology physician records in California.
All 369 in California → Every provider in Long Beach → Gynecology Physician nationwide →
The 8 gynecology physician records with the nearest ZIP codes
- Narender Bhatia, M.D.Long Beach, CA 908061982708921
- Melissa Huggins, M.D.Long Beach, CA 908061740366178
- Janine Jensen, M.D.Long Beach, CA 908061912081134
- Tam Le, M.D.Long Beach, CA 908061093810699
- Anna Gevorgyan, MDLong Beach, CA 908071295960508
- Donald Ostergard, M.D.Long Beach, CA 908071669576682
- Sterling PillsburyLong Beach, CA 908041720445117
- Joyce Kakkis, MDLong Beach, CA 908031083670640
Common questions
What is Leanne Mayumi Kon, M.D.'s NPI number?
Leanne Mayumi Kon, M.D.'s National Provider Identifier (NPI) is 1275637290, issued on Sep 11, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Leanne Mayumi Kon, M.D. located?
The NPPES record lists a practice address at 701 E 28TH St, Long Beach, CA, 90806. Phone: (562) 426-5630. Providers update this record themselves, so call before visiting.
How can I verify Leanne Mayumi Kon, M.D.'s license?
NPPES lists California license number A90701, 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 Leanne Mayumi Kon, M.D. prescribe under Medicare Part D?
In 2024, Leanne Mayumi Kon, M.D. had 1,482 Medicare Part D claims for 517 beneficiaries; the average among gynecology physician prescribers was 299. 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.
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.