William Grubb, MD
Internal Medicine Physician · Brunswick, GA
William Grubb, MD is an internal medicine physician with a practice address in Brunswick, Georgia, and NPI 1093721532, issued on Aug 1, 2006. Check the license (Georgia 016606, as entered in NPPES) on the Georgia Composite Medical Board; the Medicare figures below come from public CMS files.
- Name
- William Grubb
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 016606 GA
Self-reported in NPPES; status is on the state search - Practice location
- 3025 Shrine RD, Brunswick, GA 31520
- Phone
- (912) 264-6133
- Enumerated
- Aug 1, 2006
- Entity
- Type 1 · individual
Also registered at 3025 Shrine RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify William Grubb in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersGeorgia Composite Medical Board
Search for license 016606Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
4.0 times the Medicare Part D claims of the average internal medicine physician in 2024
11,267 Medicare Part D claims for 541 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims. 152 claims were for opioids.
Most prescribed
- Atorvastatin Calcium659 claims
- Levothyroxine Sodium554 claims
- Losartan Potassium517 claims
- Amlodipine Besylate469 claims
- Farxiga328 claims
- Allopurinol253 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 Medicare quality score for 2023: 100 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: $1,376.90
67 payments, mostly food and beverage; the largest payer was Otsuka America Pharmaceutical, Inc.. The 65,274 providers of this specialty with any payment received $2,536.66 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
- Nephrology And Hypertension Medical Associates PCBrunswick, GA
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.
19 internal medicine physician records list a Brunswick practice address
They are 19 of the 980 NPPES records with a Brunswick practice address, and 4,653 internal medicine physician records in Georgia.
All 19 in Brunswick → All 4,653 in Georgia → Every provider in Brunswick →
Other internal medicine physician records in Georgia
- Karam A.alabed, MDRome, GA1871410969
- Ugochi Abazie, M.DRiverdale, GA1700634870
- Muhammad Abbasi, M.D.Covington, GA1962496893
- Rahat AbbasiAugusta, GA1578057261
- Diane Abby Burr, D.O.Carrollton, GA1255374278
- Bsmah Abdalslam, M.DAustell, GA1598013492
- Eltigani Abdelhai, MDGainesville, GA1538233531
- Maged Abdelmalik, M.D.Folkston, GA1770558470
- Mohammed Abdu, MDAtlanta, GA1760696520
- Maher Abdulla, M.D.Warner Robins, GA1316997489
Common questions
What is William Grubb, MD's NPI number?
William Grubb, MD's National Provider Identifier (NPI) is 1093721532, issued on Aug 1, 2006. An NPI identifies a provider in billing; it is not a license.
Where is William Grubb, MD located?
The NPPES record lists a practice address at 3025 Shrine RD, Brunswick, GA, 31520. Phone: (912) 264-6133. Providers update this record themselves, so call before visiting.
How can I verify William Grubb, MD's license?
NPPES lists Georgia license number 016606, 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 Grubb, MD prescribe under Medicare Part D?
In 2024, William Grubb, MD had 11,267 Medicare Part D claims for 541 beneficiaries; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.
What is William Grubb, MD's Medicare quality score?
The 2023 MIPS final score is 100 of 100. 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.