Robert Theiss, M.D.
Internal Medicine Physician · Bethlehem, PA
Robert Theiss, M.D. is an internal medicine physician with a practice address in Bethlehem, Pennsylvania, and NPI 1699174680, issued on Aug 15, 2014. Check the license (Pennsylvania MD484627, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Robert Theiss
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- MD484627 PA
4301105628 MI
2018-00669 NC
Self-reported in NPPES; status is on the state search - Practice location
- 2649 Schoenersville RD Ste 201, Bethlehem, PA 18017
- Phone
- (484) 884-8110
- Enumerated
- Aug 15, 2014
- Record last updated
- Oct 8, 2024
- Medicare enrollment
- Enrolled (PECOS I20241031000111); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 7,300 in Pennsylvania → Look up another NPI →
Also registered at 2649 Schoenersville RD Ste 201
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Robert Theiss in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD484627Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
89% fewer Medicare Part D claims than the average internal medicine physician in 2024
349 Medicare Part D claims for 146 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 18 claims were for opioids.
Most prescribed
- Amlodipine Besylate24 claims
- Metoprolol Tartrate15 claims
- Atorvastatin Calcium14 claims
- Furosemide12 claims
- Gabapentin12 claims
- Pantoprazole Sodium12 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): 98.3 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: $1,085.47
20 payments; by number, the most common kind was food and beverage; the largest payer was Merz Pharmaceuticals, LLC. The 50,334 providers of this specialty with any payment received $1,303.06 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
- Lehigh Valley Physician GroupBethlehem, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Robert Theiss among 7,300 internal medicine physician records in Pennsylvania
Robert Theiss, M.D. is one of 7,300 internal medicine physician records with a practice address in Pennsylvania. 78% 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 60% of them.
- NPI issued2014 · 60% of these records are older, 38% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated2014 · median 2008 among the 4,208 with a school on file
- Record last updated2024 · 56% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
157 internal medicine physician records list a practice address in Bethlehem
They are 157 of the 4,797 NPPES records with a practice address in Bethlehem, and 7,300 internal medicine physician records in Pennsylvania.
All 7,300 in Pennsylvania → Every provider in Bethlehem → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Linda Augelli-Hodor, DOBethlehem, PA 180171124077656
- Olusegun Bankole, M.DBethlehem, PA 180171285668269
- Michael Ehrig, MDBethlehem, PA 180171871544262
- Clinton Holumzer, MDBethlehem, PA 180171124078423
- A Howard, DOBethlehem, PA 180171831114206
- Mohamed Jamaldeen, M.D.Bethlehem, PA 180171871737643
- Erika Lahav, MDBethlehem, PA 180171245289867
- Larry Levin, MDBethlehem, PA 180171730130055
Common questions
What is Robert Theiss, M.D.'s NPI number?
Robert Theiss, M.D.'s National Provider Identifier (NPI) is 1699174680, issued on Aug 15, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Robert Theiss, M.D. located?
The NPPES record lists a practice address at 2649 Schoenersville RD Ste 201, Bethlehem, PA, 18017. Phone: (484) 884-8110. Providers update this record themselves, so call before visiting.
How can I verify Robert Theiss, M.D.'s license?
NPPES lists Pennsylvania license number MD484627, as entered by the provider. Search the Pennsylvania Department of State (PALS) at https://www.pals.pa.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Robert Theiss, M.D. prescribe under Medicare Part D?
In 2024, Robert Theiss, M.D. had 349 Medicare Part D claims for 146 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Robert Theiss, M.D.'s MIPS final score?
The 2023 MIPS final score is 98.3 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.