Carolyn Diemchau Le, MD
Family Medicine Physician · Emeryville, CA
Carolyn Diemchau Le, MD is a family medicine physician with a practice address in Emeryville, California, and NPI 1699198564, issued on Jan 29, 2014. Check the license (California A140160, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Carolyn Diemchau Le
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- A140160 CA
Self-reported in NPPES; status is on the state search - Practice location
- 5915 Hollis St Ste B, Emeryville, CA 94608
- Phone
- (510) 286-8160
- Enumerated
- Jan 29, 2014
- Record last updated
- Apr 25, 2024
- Medicare enrollment
- Enrolled (PECOS I20161214001986); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Also registered at 5915 Hollis St Ste B
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Antonio Garcia, MDFamily Medicine Physician1215632021
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- Ben Littlejohn, M. D.Family Medicine Physician1467469924
Verify Carolyn Diemchau Le in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A140160Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
67% fewer Medicare Part D claims than the average family medicine physician in 2024
1,177 Medicare Part D claims for 236 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 210 claims were for opioids.
Most prescribed
- Hydrocodone-Acetaminophen160 claims
- Atorvastatin Calcium35 claims
- Diazepam35 claims
- Lorazepam35 claims
- Gabapentin33 claims
- Pregabalin32 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
- University Healthcare AllianceMenlo Park, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Carolyn Diemchau Le among 17,133 family medicine physician records in California
Carolyn Diemchau Le, MD is one of 17,133 family medicine 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 2014, is newer than 71% of them.
- NPI issued2014 · 71% of these records are older, 26% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2013 · median 2005 among the 10,652 with a school on file
- Record last updated2024 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
10 family medicine physician records list a practice address in Emeryville
They are 10 of the 703 NPPES records with a practice address in Emeryville, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Emeryville → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Milad Bahrani, DOEmeryville, CA 946081679034375
- Tara Farah, MDEmeryville, CA 946081851829642
- Antonio Garcia, MDEmeryville, CA 946081215632021
- Amal Hassan, MDEmeryville, CA 946081083177042
- Ben Littlejohn, M. D.Emeryville, CA 946081467469924
- Louise Nurre, DOEmeryville, CA 946081316984974
- Manisha Rai, MDEmeryville, CA 946081962909689
- Leah Spieler, M.DEmeryville, CA 946081083630594
Common questions
What is Carolyn Diemchau Le, MD's NPI number?
Carolyn Diemchau Le, MD's National Provider Identifier (NPI) is 1699198564, issued on Jan 29, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Carolyn Diemchau Le, MD located?
The NPPES record lists a practice address at 5915 Hollis St Ste B, Emeryville, CA, 94608. Phone: (510) 286-8160. Providers update this record themselves, so call before visiting.
How can I verify Carolyn Diemchau Le, MD's license?
NPPES lists California license number A140160, 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 Carolyn Diemchau Le, MD prescribe under Medicare Part D?
In 2024, Carolyn Diemchau Le, MD had 1,177 Medicare Part D claims for 236 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.