Edward John Lin, MD, MPH
Emergency Medicine Physician · Walnut Creek, CA
Edward John Lin, MD, MPH is an emergency medicine physician with a practice address in Walnut Creek, California, and NPI 1629226337, issued on Sep 5, 2008. Check the license (California A99277, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Edward John Lin
- Credential
- MD, MPH
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- A99277 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1450 Treat Blvd, Walnut Creek, CA 94597
- Phone
- (925) 296-9000
- Enumerated
- Sep 5, 2008
- Record last updated
- May 9, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (925) 296-9071
- Medicare enrollment
- Enrolled (PECOS I20090203000721); accepts Medicare assignment
- Medical or professional school
- Rowan University School Of Osteopathic Medicine, 2005
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 7,751 in California → Look up another NPI →
Also registered at 1450 Treat Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Edward John Lin in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A99277Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.4 times the Medicare Part D claims of the average emergency medicine physician in 2024
546 Medicare Part D claims for 433 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims. 28 claims were for opioids.
Most prescribed
- Cephalexin61 claims
- Paxlovid55 claims
- Amoxicillin-Clavulanate Potass42 claims
- Albuterol Sulfate Hfa30 claims
- Doxycycline Hyclate29 claims
- Nitrofurantoin Mono-Macro28 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 MIPS final score for 2023 (Medicare payment program): 95.1 of 100
The Merit-based Incentive Payment System score is reported for this clinician. 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; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $124.83
1 payment: food and beverage; the largest payer was Shionogi Inc. The 12,335 providers of this specialty with any payment received $953.79 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
- John Muir Physician NetworkWalnut Creek, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Edward John Lin among 7,751 emergency medicine physician records in California
Edward John Lin, MD, MPH is one of 7,751 emergency 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 2008, is newer than 50% of them.
- NPI issued2008 · 50% of these records are older, 46% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated2005 · median 2011 among the 4,560 with a school on file
- Record last updated2019 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
95 emergency medicine physician records list a practice address in Walnut Creek
They are 95 of the 6,170 NPPES records with a practice address in Walnut Creek, and 7,751 emergency medicine physician records in California.
All 7,751 in California → Every provider in Walnut Creek → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Wilfred Rico, MDWalnut Creek, CA 945971790984730
- Eric AaserudeWalnut Creek, CA 945961811491194
- Aaron Mark Acosta, DOWalnut Creek, CA 945961538789987
- David Birdsall, M.D.Walnut Creek, CA 945981164445615
- Daniel Buhler, M.D.Walnut Creek, CA 945981710908983
- Evan ChuaWalnut Creek, CA 945961437719358
- Eugenie ComoWalnut Creek, CA 945961679078786
- Lauren Cooke, M.D.Walnut Creek, CA 945961770019259
Common questions
What is Edward John Lin, MD, MPH's NPI number?
Edward John Lin, MD, MPH's National Provider Identifier (NPI) is 1629226337, issued on Sep 5, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Edward John Lin, MD, MPH located?
The NPPES record lists a practice address at 1450 Treat Blvd, Walnut Creek, CA, 94597. Phone: (925) 296-9000. Providers update this record themselves, so call before visiting.
How can I verify Edward John Lin, MD, MPH's license?
NPPES lists California license number A99277, 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 Edward John Lin, MD, MPH prescribe under Medicare Part D?
In 2024, Edward John Lin, MD, MPH had 546 Medicare Part D claims for 433 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.
What is Edward John Lin, MD, MPH's MIPS final score?
The 2023 MIPS final score is 95.1 of 100. 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.