Stephen Robert Viess, MD
Sports Medicine (Orthopaedic Surgery) Physician · Dublin, CA
Stephen Robert Viess, MD is a sports medicine (orthopaedic surgery) physician with a practice address in Dublin, California, and NPI 1770510117, issued on Jun 28, 2006. Check the license (California A71570, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Stephen Robert Viess
- Credential
- MD
- Primary taxonomy
- Sports Medicine (Orthopaedic Surgery) Physician 207XX0005X
- License number
- A71570 CA
Self-reported in NPPES; status is on the state search - Practice location
- 4000 Dublin Blvd, Dublin, CA 94568
- Phone
- (925) 556-7320
- Enumerated
- Jun 28, 2006
- Record last updated
- Apr 27, 2024
- Fax
- (925) 497-0231
- Medicare enrollment
- Enrolled (PECOS I20050318000905); accepts Medicare assignment
- Medical or professional school
- Chicago College Of Medicine And Surgery, 1998
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest sports medicine (orthopaedic surgery) physician records → All 384 in California → Look up another NPI →
Also registered at 4000 Dublin Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Stephen Robert Viess in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A71570Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
83% fewer Medicare Part D claims than the average sports medicine (orthopaedic surgery) physician in 2024
49 Medicare Part D claims for 39 beneficiaries, against an average of 288 among the 2,562 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 22 claims were for opioids.
Most prescribed
- Hydrocodone-Acetaminophen12 claims
- Methylprednisolone12 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 practice group's MIPS final score for 2023 (Medicare payment program): 76.5 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $34.96
2 payments; by number, the most common kind was food and beverage; the largest payer was Evolution Surgical, Inc. The 2,400 providers of this specialty with any payment received $19,779.31 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.
One hospital affiliation
- Stanford Health CareStanford, CA · Acute Care Hospitals5 of 5 stars
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Stephen Robert Viess among 384 sports medicine (orthopaedic surgery) physician records in California
Stephen Robert Viess, MD is one of 384 sports medicine (orthopaedic surgery) physician records with a practice address in California. 88% 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 7% of them.
- NPI issued2006 · 7% of these records are older, 57% newer
- In a Medicare fileYes · 88% of these records are
- In the CMS Doctors and Clinicians fileYes · 76% of these records are
- Graduated1998 · median 2003 among the 293 with a school on file
- Record last updated2024 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207XX0005X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Sports Medicine (Orthopaedic Surgery) Physician providers in California
There are 384 sports medicine (orthopaedic surgery) physician records in California.
All 384 in California → Every provider in Dublin → Sports Medicine (Orthopaedic Surgery) Physician nationwide →
The 8 sports medicine (orthopaedic surgery) physician records with the nearest ZIP codes
- Joseph Cheng, M.D.San Leandro, CA 945781871696997
- Brian Freeto, M.D.Napa, CA 945581962573576
- David Gallagher, M.D.Union City, CA 945871760697296
- David Bell, MDPleasanton, CA 945881619916293
- Ian Stine, M.D.Pleasanton, CA 945881154544468
- Gregg Pottorff, M.D.Castro Valley, CA 945461477520096
- Benjamin Busfield, MDWalnut Creek, CA 945961952459992
- Colin Mansfield, M.D.Walnut Creek, CA 945961275812059
Common questions
What is Stephen Robert Viess, MD's NPI number?
Stephen Robert Viess, MD's National Provider Identifier (NPI) is 1770510117, issued on Jun 28, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Stephen Robert Viess, MD located?
The NPPES record lists a practice address at 4000 Dublin Blvd, Dublin, CA, 94568. Phone: (925) 556-7320. Providers update this record themselves, so call before visiting.
How can I verify Stephen Robert Viess, MD's license?
NPPES lists California license number A71570, 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 Stephen Robert Viess, MD prescribe under Medicare Part D?
In 2024, Stephen Robert Viess, MD had 49 Medicare Part D claims for 39 beneficiaries; the average among sports medicine (orthopaedic surgery) physician prescribers was 288. Part D covers Medicare prescriptions only.
What is Stephen Robert Viess, MD's MIPS final score?
The 2023 MIPS final score is 76.5 of 100, reported for the practice group. 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.