David Grossklaus, M.D.
Urology Physician · Mesa, AZ
David Grossklaus, M.D. is a urology physician with a practice address in Mesa, Arizona, and NPI 1750355392, issued on Feb 13, 2006. Check the license (Arizona 25961, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.
- Name
- David Grossklaus
- Credential
- M.D.
- Primary taxonomy
- Urology Physician 208800000X
- License number
- 25961 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 6007 E Baseline RD, Mesa, AZ 85206
- Phone
- (480) 897-2727
- Enumerated
- Feb 13, 2006
- Entity
- Type 1 · individual
Verify David Grossklaus in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical Board
Search for license 25961Check 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 urology physician in 2024
3,194 Medicare Part D claims for 955 beneficiaries, against an average of 1,354 among the 9,936 providers of this specialty who prescribed in Part D. 201 claims were for opioids.
Most prescribed
- Alfuzosin Hcl Er851 claims
- Tamsulosin Hcl456 claims
- Ciprofloxacin Hcl368 claims
- Finasteride367 claims
- Hydrocodone-Acetaminophen164 claims
- Sildenafil Citrate84 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 Medicare quality score for 2023: 100 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: $515.67
31 payments, mostly food and beverage; the largest payer was Abbvie Inc.. The 8,628 providers of this specialty with any payment received $3,864.61 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 or facility affiliation
- David J. Grossklaus, M.d.,p.c.Mesa, AZ
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Urology Physician providers in Arizona
There are 264 urology physician records in Arizona.
Other urology physician records in Arizona
- Haidar Abdul-Muhsin, M.B.CH.B.Scottsdale, AZ1356755250
- Jonathan Agins, MDGoodyear, AZ1316997687
- Kian Ahmadieh, MDGilbert, AZ1932697190
- Bernice Alcanzo, MDTucson, AZ1629822424
- Erik Alexander, MDScottsdale, AZ1073590014
- Kashif Alvi, MDMesa, AZ1407982887
- Andrew Amenyogbe, MDPhoenix, AZ1891674198
- Jack Andrews, M.D.Phoenix, AZ1396190336
- Paul Andrews, M.D.Phoenix, AZ1710962345
- Luis Argueso, M.D.Phoenix, AZ1750361879
Common questions
What is David Grossklaus, M.D.'s NPI number?
David Grossklaus, M.D.'s National Provider Identifier (NPI) is 1750355392, issued on Feb 13, 2006. An NPI identifies a provider in billing; it is not a license.
Where is David Grossklaus, M.D. located?
The NPPES record lists a practice address at 6007 E Baseline RD, Mesa, AZ, 85206. Phone: (480) 897-2727. Providers update this record themselves, so call before visiting.
How can I verify David Grossklaus, M.D.'s license?
NPPES lists Arizona license number 25961, as entered by the provider. Search the Arizona Medical Board at https://www.azmd.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does David Grossklaus, M.D. prescribe under Medicare Part D?
In 2024, David Grossklaus, M.D. had 3,194 Medicare Part D claims for 955 beneficiaries; the average among urology physician prescribers was 1,354. Part D covers Medicare prescriptions only.
What is David Grossklaus, M.D.'s Medicare quality score?
The 2023 MIPS final score is 100 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), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.