NPPES file of Aug 9, 2026

William Douglas Knopf, MD

Cardiovascular Disease Physician · Macon, GA

William Douglas Knopf, MD is a cardiovascular disease physician with a practice address in Macon, Georgia, and NPI 1922007541, issued on Jul 15, 2005. Check the license (Georgia 023469, as entered in NPPES) on the Georgia Composite Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1922007541
Name
William Douglas Knopf
Credential
MD
Primary taxonomy
Cardiovascular Disease Physician 207RC0000X
License numbers
023469 GA
14970 TN
Self-reported in NPPES; status is on the state search
Practice location
6070 Lakeside Commons Dr, Macon, GA 31210
Phone
(478) 254-2644
Enumerated
Jul 15, 2005
Record last updated
Mar 17, 2022
Fax
(478) 254-4924
Medicaid IDs
1922007541 MT
000257639OPQRSTUV GA
Medicare enrollment
Enrolled (PECOS I20050125000099); accepts Medicare assignment
Medical or professional school
Emory University School Of Medicine, 1979
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 6070 Lakeside Commons Dr

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Serwah Amponsah, FNPNurse Practitioner1194350546
  2. Rallie Cogburn, PAMedical Physician Assistant1548265549
  3. Morgan DowdNurse Practitioner1336791292
  4. Morgan Fox, NPFamily Nurse Practitioner1801510904
  5. Susannah Goodman, NPFamily Nurse Practitioner1598028060
  6. Heather Hall, NPNurse Practitioner1740849082

Verify William Douglas Knopf in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersGeorgia Composite Medical Board
    Search for license 023469
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Georgia license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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4.3 times the Medicare Part D claims of the average cardiovascular disease physician in 2024

13,207 Medicare Part D claims for 1,538 beneficiaries, against an average of 3,078 among the 20,728 providers of this specialty who prescribed in Part D. Brand-name drugs were 21% of claims.

  1. William Knopf13,207
  2. Specialty average3,078

Most prescribed

  1. Eliquis1,190 claims
  2. Metoprolol Succinate1,026 claims
  3. Atorvastatin Calcium906 claims
  4. Metoprolol Tartrate703 claims
  5. Furosemide650 claims
  6. Clopidogrel648 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: $347.27

16 payments; by number, the most common kind was food and beverage; the largest payer was Zoll Services LLC (a/k/a Zoll LifeCor Corp). The 16,686 providers of this specialty with any payment received $3,819.56 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. William Knopf$347.27
  2. Specialty average$3,819.56

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through 4 group practices

  1. Coffee Regional Medical Center IncDouglas, GA
  2. Crh Physician Practices, LLCDouglas, GA
  3. Health Services OF Central GeorgiaPerry, GA
  4. Middle Georgia Heart And Vascular Center, LLCMacon, GA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

William Douglas Knopf among 726 cardiovascular disease physician records in Georgia

William Douglas Knopf, MD is one of 726 cardiovascular disease physician records with a practice address in Georgia. 87% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 84% newer
  • In a Medicare fileYes · 87% of these records are
  • In the CMS Doctors and Clinicians fileYes · 76% of these records are
  • Graduated1979 · median 1999 among the 551 with a school on file
  • Record last updated2022 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0000X and a Georgia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Cardiovascular Disease Physician providers in Georgia

There are 726 cardiovascular disease physician records in Georgia.

The 8 cardiovascular disease physician records with the nearest ZIP codes

  1. Walther Evenhuis, M. D.Macon, GA 312101669524575
  2. Amy Kingman, M.D.Macon, GA 312101992749659
  3. Srinivasa Chennareddy, M.D.Macon, GA 312171245367721
  4. Thomas Meyer, MDMacon, GA 312171063414324
  5. Wendell Ellis, MDMacon, GA 312011093875973
  6. Julius Elmore, M.D.Macon, GA 312011457523367
  7. John Hawkins, M.D.Macon, GA 312011619911336
  8. Erskine James, MDMacon, GA 312011346326287

Common questions

What is William Douglas Knopf, MD's NPI number?

William Douglas Knopf, MD's National Provider Identifier (NPI) is 1922007541, issued on Jul 15, 2005. An NPI identifies a provider in billing; it is not a license.

Where is William Douglas Knopf, MD located?

The NPPES record lists a practice address at 6070 Lakeside Commons Dr, Macon, GA, 31210. Phone: (478) 254-2644. Providers update this record themselves, so call before visiting.

How can I verify William Douglas Knopf, MD's license?

NPPES lists Georgia license number 023469, 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 Douglas Knopf, MD prescribe under Medicare Part D?

In 2024, William Douglas Knopf, MD had 13,207 Medicare Part D claims for 1,538 beneficiaries; the average among cardiovascular disease physician prescribers was 3,078. 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.