William D. Robinson, DO
Internal Medicine Physician · Knoxville, TN
William D. Robinson, DO is an internal medicine physician with a practice address in Knoxville, Tennessee, and NPI 1891176111, issued on Jun 11, 2015. Check the license (Tennessee 3989, as entered in NPPES) on the Tennessee Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- William D. Robinson
- Credential
- DO
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 3989 TN
Self-reported in NPPES; status is on the state search - Practice location
- 9333 Park West Blvd Ste 200, Knoxville, TN 37923
- Phone
- (865) 531-4600
- Enumerated
- Jun 11, 2015
- Record last updated
- Aug 26, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (865) 690-2271
- Medicare enrollment
- Enrolled (PECOS I20200902002209); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,596 in Tennessee → Look up another NPI →
Also registered at 9333 Park West Blvd Ste 200
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Jessica Ivey, MDInternal Medicine Physician1124096136
- Samantha Purnell, FNPFamily Nurse Practitioner1649512641
- Tara Ring, DOInternal Medicine Physician1427441641
Verify William D. Robinson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTennessee Board of Medical Examiners
Search for license 3989Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.9 times the Medicare Part D claims of the average internal medicine physician in 2024
12,499 Medicare Part D claims for 774 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 394 claims were for opioids.
Most prescribed
- Atorvastatin Calcium564 claims
- Levothyroxine Sodium555 claims
- Amlodipine Besylate454 claims
- Losartan Potassium314 claims
- Pantoprazole Sodium310 claims
- Omeprazole300 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.
Industry payments in 2024: $1,226.34
89 payments; by number, the most common kind was food and beverage; the largest payer was Pfizer Inc. The 50,334 providers of this specialty with any payment received $1,303.06 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 2 group practices
- Legacy Healthcare Services IncKnoxville, TN
- Summit Medical Group, PLLCKnoxville, TN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
William D. Robinson among 2,596 internal medicine physician records in Tennessee
William D. Robinson, DO is one of 2,596 internal medicine physician records with a practice address in Tennessee. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 80% of them.
- NPI issued2015 · 80% of these records are older, 18% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2015 · median 2003 among the 1,705 with a school on file
- Record last updated2020 · 56% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Tennessee practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
237 internal medicine physician records list a practice address in Knoxville
They are 237 of the 14,339 NPPES records with a practice address in Knoxville, and 2,596 internal medicine physician records in Tennessee.
All 2,596 in Tennessee → Every provider in Knoxville → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Udit Chaudhuri, MDKnoxville, TN 379231083640569
- Hollis Cotton, MDKnoxville, TN 379231437194792
- Edward Good, MDKnoxville, TN 379231376589903
- Ketan Hira, DOKnoxville, TN 379231346285608
- Jessica Ivey, MDKnoxville, TN 379231124096136
- James Kirby, MDKnoxville, TN 379231497791438
- Jerome McKenzie, MDKnoxville, TN 379231528003761
- Robert Montgomery, MDKnoxville, TN 379231124064167
Common questions
What is William D. Robinson, DO's NPI number?
William D. Robinson, DO's National Provider Identifier (NPI) is 1891176111, issued on Jun 11, 2015. An NPI identifies a provider in billing; it is not a license.
Where is William D. Robinson, DO located?
The NPPES record lists a practice address at 9333 Park West Blvd Ste 200, Knoxville, TN, 37923. Phone: (865) 531-4600. Providers update this record themselves, so call before visiting.
How can I verify William D. Robinson, DO's license?
NPPES lists Tennessee license number 3989, as entered by the provider. Search the Tennessee Board of Medical Examiners at https://www.tn.gov/health/licensure/me.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does William D. Robinson, DO prescribe under Medicare Part D?
In 2024, William D. Robinson, DO had 12,499 Medicare Part D claims for 774 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
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.