NPPES file of Aug 9, 2026

Robert M. Kleinhaus, MD

Internal Medicine Physician · Arlington, TX

Robert M. Kleinhaus, MD is an internal medicine physician with a practice address in Arlington, Texas, and NPI 1932197621, issued on Oct 7, 2005. Check the license (Texas M5298, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1932197621
Name
Robert M. Kleinhaus
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License numbers
M5298 TX
2023761 NY
Self-reported in NPPES; status is on the state search
Practice location
800 W Randol Mill RD Ste 2300, Arlington, TX 76012
Phone
(817) 960-6648
Enumerated
Oct 7, 2005
Record last updated
Dec 22, 2014 (not updated in 12 years: call before relying on the address or phone)
Fax
(817) 960-6649
Medicare enrollment
Enrolled (PECOS I20070226000470); accepts Medicare assignment
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.
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Also registered at 800 W Randol Mill RD Ste 2300

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

  1. Beshir Ahmed Ali, MDInternal Medicine Physician1275723025
  2. Manjeera Cherukuri, MDInternal Medicine Physician1376741751
  3. John Clark, MDInternal Medicine Physician1528077112
  4. Anandhakrishnan Damodaran, M.D.Internal Medicine Physician1831115484
  5. Thang Le, MDInternal Medicine Physician1013948900
  6. Bala Sundara Ponnam, M.D.Internal Medicine Physician1477890614

Verify Robert M. Kleinhaus in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license M5298
    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 Texas 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.

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72% fewer Medicare Part D claims than the average internal medicine physician in 2024

884 Medicare Part D claims for 312 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 90 claims were for opioids.

  1. Robert Kleinhaus884
  2. Specialty average3,176

Most prescribed

  1. Cefpodoxime Proxetil79 claims
  2. Prednisone69 claims
  3. Hydrocodone-Acetaminophen49 claims
  4. Furosemide47 claims
  5. Doxycycline Hyclate44 claims
  6. Levofloxacin44 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): 75.3 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.

  1. Qualityout of 100 · 30% of the final score68.1
  2. Costout of 100 · 30%49.5
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through 2 group practices

  1. Hospitalist Medicine Physicians OF Texas PLLCArlington, TX
  2. Texas Health Physicians GroupAzle, TX

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

100 internal medicine physician records list a practice address in Arlington

They are 100 of the 5,219 NPPES records with a practice address in Arlington, and 9,175 internal medicine physician records in Texas.

Other internal medicine physician records in Texas

  1. Muhammad A. Sattar, MDDallas, TX1760465553
  2. Gayatri Aaluri, MDGalveston, TX1821928508
  3. Anunaya AashishDenton, TX1134246374
  4. Queenie Ann Abad, M.D.San Antonio, TX1174979785
  5. Fuad Abaleka, M.DLubbock, TX1861925596
  6. Carol Abalihi, M.D.El Paso, TX1326136243
  7. Oliverio Abarca Guzman, MDHarlingen, TX1346972940
  8. Obinna Abaribe, M.DMansfield, TX1457704355
  9. Enyinnaya Abarikwu, MDTyler, TX1174788178
  10. Sulaiman Abawi, D.O.Frisco, TX1780845255

Common questions

What is Robert M. Kleinhaus, MD's NPI number?

Robert M. Kleinhaus, MD's National Provider Identifier (NPI) is 1932197621, issued on Oct 7, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Robert M. Kleinhaus, MD located?

The NPPES record lists a practice address at 800 W Randol Mill RD Ste 2300, Arlington, TX, 76012. Phone: (817) 960-6648. Providers update this record themselves, so call before visiting.

How can I verify Robert M. Kleinhaus, MD's license?

NPPES lists Texas license number M5298, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Robert M. Kleinhaus, MD prescribe under Medicare Part D?

In 2024, Robert M. Kleinhaus, MD had 884 Medicare Part D claims for 312 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

What is Robert M. Kleinhaus, MD's MIPS final score?

The 2023 MIPS final score is 75.3 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.