William A. Hamilton, MD
Family Medicine Physician · Calhoun, GA
William A. Hamilton, MD is a family medicine physician with a practice address in Calhoun, Georgia, and NPI 1891892477, issued on Sep 17, 2006. Check the license (Georgia 059423, as entered in NPPES) on the Georgia Composite Medical Board; the Medicare figures below come from public CMS files.
- Name
- William A. Hamilton
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 059423 GA
Self-reported in NPPES; status is on the state search - Practice location
- 400 Timms RD NE, Calhoun, GA 30701
- Phone
- (706) 625-0022
- Enumerated
- Sep 17, 2006
- Record last updated
- Dec 17, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (706) 625-8586
- Medicaid ID
- 003123594C GA
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 3,951 in Georgia → Look up another NPI →
Also registered at 400 Timms RD NE
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Michelle Adzew-Bossman, MDFamily Medicine Physician1821712548
- Kemberly Center, NP-CFamily Nurse Practitioner1508454604
- Allie Childers, PA-CPhysician Assistant1811733645
- Diego Deharo, PA-CPhysician Assistant1245837293
- Marissa Gamble, APRN-BCFamily Nurse Practitioner1255997847
- Anne-Marie Goble, NPFamily Nurse Practitioner1992840615
Verify William A. Hamilton in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersGeorgia Composite Medical Board
Search for license 059423Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
9% more Medicare Part D claims than the average family medicine physician in 2024
3,872 Medicare Part D claims for 328 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 65 claims were for opioids.
Most prescribed
- Atorvastatin Calcium247 claims
- Lisinopril182 claims
- Amlodipine Besylate180 claims
- Levothyroxine Sodium170 claims
- Omeprazole150 claims
- Metoprolol Tartrate99 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): 83.1 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: $419.06
23 payments; by number, the most common kind was food and beverage; the largest payer was Amgen Inc. The 55,478 providers of this specialty with any payment received $902.55 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.
William A. Hamilton among 3,951 family medicine physician records in Georgia
William A. Hamilton, MD is one of 3,951 family medicine physician records with a practice address in Georgia. 81% 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 11% of them.
- NPI issued2006 · 11% of these records are older, 57% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileNo · 64% of these records are
- Record last updated2018 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Georgia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
30 family medicine physician records list a practice address in Calhoun
They are 30 of the 522 NPPES records with a practice address in Calhoun, and 3,951 family medicine physician records in Georgia.
All 3,951 in Georgia → Every provider in Calhoun → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- William Asbury, M.D.Calhoun, GA 307011760499487
- Pablo Balboa-Marciack, MDCalhoun, GA 307011255357067
- Joseph Bishop, M.D.Calhoun, GA 307011922113414
- Ralph Bowers, MDCalhoun, GA 307011700820198
- Phillip Gray, M.D.Calhoun, GA 307011093786386
- Lyle Helm, M.D.Calhoun, GA 307011447204599
- Harvey Leblanc, M.D.Calhoun, GA 307011285604801
- Rochelle Lepor, D.O.Calhoun, GA 307011962401570
Common questions
What is William A. Hamilton, MD's NPI number?
William A. Hamilton, MD's National Provider Identifier (NPI) is 1891892477, issued on Sep 17, 2006. An NPI identifies a provider in billing; it is not a license.
Where is William A. Hamilton, MD located?
The NPPES record lists a practice address at 400 Timms RD NE, Calhoun, GA, 30701. Phone: (706) 625-0022. Providers update this record themselves, so call before visiting.
How can I verify William A. Hamilton, MD's license?
NPPES lists Georgia license number 059423, as entered by the provider. Search the Georgia Composite Medical Board at https://medicalboard.georgia.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does William A. Hamilton, MD prescribe under Medicare Part D?
In 2024, William A. Hamilton, MD had 3,872 Medicare Part D claims for 328 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
What is William A. Hamilton, MD's MIPS final score?
The 2023 MIPS final score is 83.1 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.