Mark S. Duffield, DO
Orthopaedic Surgery Physician · Austell, GA
Mark S. Duffield, DO is an orthopaedic surgery physician with a practice address in Austell, Georgia, and NPI 1881697803, issued on May 23, 2005. Check the license (Georgia 038740, as entered in NPPES) on the Georgia Composite Medical Board; the Medicare figures below come from public CMS files.
- Name
- Mark S. Duffield
- Credential
- DO
- Primary taxonomy
- Orthopaedic Surgery Physician 207X00000X
- License number
- 038740 GA
Self-reported in NPPES; status is on the state search - Practice location
- 3672 Marathon Cir, Austell, GA 30106
- Phone
- (770) 944-3303
- Enumerated
- May 23, 2005
- Record last updated
- Nov 14, 2014 (not updated in 12 years: call before relying on the address or phone)
- Fax
- (770) 944-0285
- Medicaid ID
- 00622905B GA
- Medicare enrollment
- Enrolled (PECOS I20050119000587); accepts Medicare assignment
- Medical or professional school
- At Still University Of Health Sciences, College Of Osteo Med, Kirksville, 1987
- Entity
- Type 1 · individual
8 nearest orthopaedic surgery physician records → All 753 in Georgia → Look up another NPI →
Also registered at 3672 Marathon Cir
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Sudhir Belagaje, MDOrthopaedic Surgery Physician1225249519
- Ashley Carpenter, DPTPhysical Therapist1689017022
- Francelle Damus, DPTPhysical Therapist1851726194
- Donald Fowler, MDOrthopaedic Surgery Physician1912167180
- Bria FullertonPhysical Therapist1588271258
- Adam Harward, ATCAthletic Trainer1427420306
Verify Mark S. Duffield in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersGeorgia Composite Medical Board
Search for license 038740Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.9 times the Medicare Part D claims of the average orthopaedic surgery physician in 2024
1,018 Medicare Part D claims for 342 beneficiaries, against an average of 346 among the 16,516 providers of this specialty who prescribed in Part D. Brand-name drugs were 2% of claims. 190 claims were for opioids.
Most prescribed
- Meloxicam311 claims
- Celecoxib304 claims
- Oxycodone-Acetaminophen93 claims
- Ondansetron Hcl55 claims
- Tramadol Hcl54 claims
- Hydrocodone-Acetaminophen40 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): 90.8 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: $209.05
6 payments; by number, the most common kind was food and beverage; the largest payer was Becton, Dickinson and Company. The 15,003 providers of this specialty with any payment received $23,022.89 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
- Piedmont Orthopedics, LLCAustell, GA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mark S. Duffield among 753 orthopaedic surgery physician records in Georgia
Mark S. Duffield, DO is one of 753 orthopaedic surgery physician records with a practice address in Georgia. 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 81% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 67% of these records are
- Graduated1987 · median 2005 among the 500 with a school on file
- Record last updated2014 · 57% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207X00000X and a Georgia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
17 orthopaedic surgery physician records list a practice address in Austell
They are 17 of the 1,056 NPPES records with a practice address in Austell, and 753 orthopaedic surgery physician records in Georgia.
All 753 in Georgia → Every provider in Austell → Orthopaedic Surgery Physician nationwide →
The 8 orthopaedic surgery physician records with the nearest ZIP codes
- Freddy Achecar, M.D.Austell, GA 301061447245394
- Sudhir Belagaje, MDAustell, GA 301061225249519
- Raj Bhole, M.D.Austell, GA 301061518952282
- D Brooks, M.DAustell, GA 301061063415016
- Anthony Carantzas, M.D.Austell, GA 301061790770477
- Scott Kleiman, M.D.Austell, GA 301061407843824
- Keith Lamberson, M.DAustell, GA 301061033112040
- Ali Mortazavi, D.O.Austell, GA 301061609863802
Common questions
What is Mark S. Duffield, DO's NPI number?
Mark S. Duffield, DO's National Provider Identifier (NPI) is 1881697803, issued on May 23, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Mark S. Duffield, DO located?
The NPPES record lists a practice address at 3672 Marathon Cir, Austell, GA, 30106. Phone: (770) 944-3303. Providers update this record themselves, so call before visiting.
How can I verify Mark S. Duffield, DO's license?
NPPES lists Georgia license number 038740, 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 Mark S. Duffield, DO prescribe under Medicare Part D?
In 2024, Mark S. Duffield, DO had 1,018 Medicare Part D claims for 342 beneficiaries; the average among orthopaedic surgery physician prescribers was 346. Part D covers Medicare prescriptions only.
What is Mark S. Duffield, DO's MIPS final score?
The 2023 MIPS final score is 90.8 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.