NPPES file of Aug 9, 2026

Betty Sheau-Jing Tsai Do, MD

Otolaryngology Physician · Walnut Creek, CA

Betty Sheau-Jing Tsai Do, MD is an otolaryngology physician with a practice address in Walnut Creek, California, and NPI 1629293030, issued on Apr 13, 2007. Check the license (California A98674, 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
1629293030
Name
Betty Sheau-Jing Tsai Do
Credential
MD
Primary taxonomy
Otolaryngology Physician 207Y00000X
License numbers
A98674 CA
28952 OK
Self-reported in NPPES; status is on the state search
Practice location
1515 Newell Ave, Walnut Creek, CA 94596
Phone
(925) 295-4000
Enumerated
Apr 13, 2007
Record last updated
Jan 10, 2022
Medicare enrollment
Enrolled (PECOS I20190705000370); accepts Medicare assignment
Medical or professional school
Baylor College Of Medicine, 2005
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

Also registered at 1515 Newell Ave

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

  1. Natalie Chang, D.O.Internal Medicine Physician1205018561
  2. Whitney Dewalt, M.D.Obstetrics & Gynecology Physician1720382286
  3. Hannelore Harwood, NPWomen's Health Nurse Practitioner1063599272
  4. Andrew Lin, M.D.Nephrology Physician1558484857
  5. Serena LinObstetrics & Gynecology Physician1366650889
  6. Jonathan Nguyen, M.D.Internal Medicine Physician1922549138

Verify Betty Sheau-Jing Tsai Do in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A98674
    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.

27% fewer Medicare Part D claims than the average otolaryngology physician in 2024

397 Medicare Part D claims for 150 beneficiaries, against an average of 541 among the 8,339 providers of this specialty who prescribed in Part D. Brand-name drugs were 3% of claims. 47 claims were for opioids.

  1. Betty Tsai Do397
  2. Specialty average541

Most prescribed

  1. Ofloxacin66 claims
  2. Fluticasone Propionate46 claims
  3. Ibuprofen36 claims
  4. Methylprednisolone34 claims
  5. Ipratropium Bromide32 claims
  6. Amoxicillin27 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: $196.59

2 payments; by number, the most common kind was food and beverage; the largest payer was Cochlear Americas. The 6,429 providers of this specialty with any payment received $1,922.50 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Betty Tsai Do$196.59
  2. Specialty average$1,922.50

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. Permanente Medical Group IncWalnut Creek, CA

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

Betty Sheau-Jing Tsai Do among 1,212 otolaryngology physician records in California

Betty Sheau-Jing Tsai Do, MD is one of 1,212 otolaryngology physician records with a practice address in California. 80% 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 48% of them.

  • NPI issued2007 · 48% of these records are older, 42% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileYes · 67% of these records are
  • Graduated2005 · median 2004 among the 818 with a school on file
  • Record last updated2022 · 63% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Y00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Otolaryngology Physician providers in California

There are 1,212 otolaryngology physician records in California.

The 8 otolaryngology physician records with the nearest ZIP codes

  1. Basil Adad, MDWalnut Creek, CA 945961487732574
  2. Gregory Chin, MDWalnut Creek, CA 945961710056924
  3. Nicole Daamen, MDWalnut Creek, CA 945961093893588
  4. Bryan Fong, MDWalnut Creek, CA 945961033297163
  5. Elizabeth Huang, MDWalnut Creek, CA 945961629156781
  6. Cornelius Jansen, MDWalnut Creek, CA 945961285712380
  7. Christopher Mascarinas, M.D.Walnut Creek, CA 945961952596744
  8. Glenn Schneider, MDWalnut Creek, CA 945961033297114

Common questions

What is Betty Sheau-Jing Tsai Do, MD's NPI number?

Betty Sheau-Jing Tsai Do, MD's National Provider Identifier (NPI) is 1629293030, issued on Apr 13, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Betty Sheau-Jing Tsai Do, MD located?

The NPPES record lists a practice address at 1515 Newell Ave, Walnut Creek, CA, 94596. Phone: (925) 295-4000. Providers update this record themselves, so call before visiting.

How can I verify Betty Sheau-Jing Tsai Do, MD's license?

NPPES lists California license number A98674, 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 Betty Sheau-Jing Tsai Do, MD prescribe under Medicare Part D?

In 2024, Betty Sheau-Jing Tsai Do, MD had 397 Medicare Part D claims for 150 beneficiaries; the average among otolaryngology physician prescribers was 541. 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.