Zachary Adam Hamilton, M.D.
Urology Physician · Saint Louis, MO
Zachary Adam Hamilton, M.D. is a urology physician with a practice address in Saint Louis, Missouri, and NPI 1962727875, issued on Apr 2, 2010. Check the license (Missouri 2017002244, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- Zachary Adam Hamilton
- Credential
- M.D.
- Primary taxonomy
- Urology Physician 208800000X
- License number
- 2017002244 MO
Self-reported in NPPES; status is on the state search - Practice location
- 3655 Vista Ave, Saint Louis, MO 63110
- Phone
- (314) 977-4440
- Enumerated
- Apr 2, 2010
- Record last updated
- Feb 2, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (314) 977-1642
- Medicare enrollment
- Enrolled (PECOS I20170720000709); accepts Medicare assignment
- Medical or professional school
- University Of Missouri, Columbia School Of Medicine, 2010
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Also registered at 3655 Vista Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Nada Al Masalmeh, M.D.Hematology & Oncology Physician1083147359
- Youssef AlbousenInternal Medicine Physician1497216436
- Stephanie Ballard, FNP-BCFamily Nurse Practitioner1407241771
- Caitlyn BlessmanFamily Nurse Practitioner1124664800
- Tonya Buchanan, ANP-BCAdult Health Nurse Practitioner1043556467
- Steven Cummings, M.D.Internal Medicine Physician1700949625
Verify Zachary Adam Hamilton in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMissouri Board of Registration for the Healing Arts
Search for license 2017002244Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
48% fewer Medicare Part D claims than the average urology physician in 2024
702 Medicare Part D claims for 214 beneficiaries, against an average of 1,340 among the 10,782 providers of this specialty who prescribed in Part D.
Most prescribed
- Tamsulosin Hcl299 claims
- Finasteride72 claims
- Oxybutynin Chloride Er53 claims
- Alfuzosin Hcl Er41 claims
- Ciprofloxacin Hcl29 claims
- Myrbetriq20 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): 81.6 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: $1,944.79
30 payments; by number, the most common kind was food and beverage; the largest payer was Intuitive Surgical, Inc. The 9,340 providers of this specialty with any payment received $3,800.04 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
- Ssm Health Care GroupSaint Louis, MO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Urology Physician providers in Missouri
There are 266 urology physician records in Missouri.
Other urology physician records in Missouri
- Michael Aberger, M.D.Saint Joseph, MO1346533924
- Eminajulo Adekoya, M.D.Saint Louis, MO1497040208
- Kent Adkins, MDSaint Louis, MO1962460238
- Gautum Agarwal, MDSaint Louis, MO1780880633
- Thomas Ahmann, MDMexico, MO1881681385
- Yousef Al-Shraideh, MDSaint Louis, MO1184989915
- Louis Aliperti, M.D.Saint Louis, MO1861810350
- Angela Alt, MDChesterfield, MO1801915038
- Alexander Anderson, M.D.Columbia, MO1902326622
- David Anderson, MDSpringfield, MO1477594505
Common questions
What is Zachary Adam Hamilton, M.D.'s NPI number?
Zachary Adam Hamilton, M.D.'s National Provider Identifier (NPI) is 1962727875, issued on Apr 2, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Zachary Adam Hamilton, M.D. located?
The NPPES record lists a practice address at 3655 Vista Ave, Saint Louis, MO, 63110. Phone: (314) 977-4440. Providers update this record themselves, so call before visiting.
How can I verify Zachary Adam Hamilton, M.D.'s license?
NPPES lists Missouri license number 2017002244, as entered by the provider. Search the Missouri Board of Registration for the Healing Arts at https://www.fsmb.org/contact-a-state-medical-board/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Zachary Adam Hamilton, M.D. prescribe under Medicare Part D?
In 2024, Zachary Adam Hamilton, M.D. had 702 Medicare Part D claims for 214 beneficiaries; the average among urology physician prescribers was 1,340. Part D covers Medicare prescriptions only.
What is Zachary Adam Hamilton, M.D.'s MIPS final score?
The 2023 MIPS final score is 81.6 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.