Dr. Mark A. Harding, MD
- Medicare services, 2024
- 2,035
- Medicare patients, 2024
- 1,602
- Part D claims, 2024
- 195
- MIPS score, 2024
- 87
- Hospital affiliations
- 2
- Practice address
- 2123 Auburn Ave, Cincinnati, OH 45219
- Practice phone
- Call (513) 351-9900
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Christ Hospital Medical Specialists LLC
Cincinnati, Ohio
Find Dr. Harding's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Mark A. Harding is a vascular surgeon in Cincinnati, Ohio
Dr. Harding practices at Christ Hospital Medical Specialists LLC in Cincinnati, Ohio.
Dr. Harding's NPI, 1669584819, was assigned on August 31, 2006. Dr. Harding graduated from Boonshoft School of Medicine in 1997. Dr. Harding holds Ohio license 89902.
- NPI
- 1669584819NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0345145579
- NPI enumeration date
- August 31, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (513) 351-9900
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 55
- Medical school graduation
- 1997
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Mark A. Harding practices at Christ Hospital Medical Specialists LLC in Cincinnati, Ohio
Dr. Harding's primary practice is Christ Hospital Medical Specialists LLC, at 2123 Auburn Ave, Cincinnati, OH 45219 in Hamilton County. The practice phone is (513) 351-9900.
- Christ Hospital Medical Specialists LLC2123 Auburn Ave, Cincinnati, OH 45219 · Hamilton CountyPhone(513) 351-9900
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Mark A. Harding is affiliated with 4 sites of care and 1 medical group
Dr. Harding's primary practice is Christ Hospital Medical Specialists LLC in Cincinnati, Ohio. Dr. Harding is also affiliated with The Christ Hospital. The medical group on file is The Christ Hospital Physicians - Heart & Vascular. Dmand AI also links Dr. Harding to 1 more hospital and 1 group practice or clinic, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Mark A. Harding's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Harding practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Christ Hospital Medical Specialists LLC | Available with a free account |
| +3 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Mark A. Harding is one of 218 vascular surgeons in Ohio
Vascular surgery is Dr. Harding's primary specialty in the NPI Registry, under taxonomy code 2086S0129X. Dr. Harding is board certified in vascular surgery by the American Board of Surgery. Dmand AI has Dr. Harding's licenses on file in 5 states: Ohio, Kentucky, Indiana, Wisconsin and Utah.
Specialties and state licenses
- Vascular surgery, OhioPrimary
- Kentucky license
- Indiana license
- Wisconsin license
- Utah license
Clinical focus
Dmand AI lists aortic atherosclerois, arterial blot clot /embolism, carotid revascularization, chronic skin ulcer, circulatory problems in extremities, deep vein thrombosis (DVT), heart device and aorta surgery and leg revascularization among the conditions Dr. Harding treats.
Vascular surgeons near Dr. Harding
Counts of vascular surgeons with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Mark A. Harding billed Medicare for 2,035 services in 2024
CMS data shows 2,035 Medicare services from Dr. Harding across 24 procedure codes in 2024, for 1,602 Medicare patients. Medicare paid $82,665 for them.
Dr. Harding's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 1,5732024: 1,5581%
- Office and hospital visits
- 2023: 3302024: 3331%
- Imaging
- 2023: 1342024: 7743%
- Surgery
- 2023: 552024: 6722%
Where Dr. Harding's Medicare services took place, 2024
- In an office1,18458%
- In a facility85142%
Dr. Harding compared with the Ohio median for vascular surgeons, 2024
- Dr. Harding
- Ohio median
- Medicare services
- 2,035vs 6403.2 times
- Medicare patients
- 1,602vs 4873.3 times
- Part D claims
- 154vs 9071% above
Medians across 212 vascular surgeons in Ohio with Dmand AI profiles that report each measure.
Dr. Harding's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Harding?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Harding and other vascular surgeons in Ohio.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mark A. Harding treated 1,602 Medicare patients in 2024, average age 75
CMS counts 1,602 Medicare patients who saw Dr. Harding in 2024. The largest group is 65 to 74, with 700 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 5% are also on Medicaid. Their average risk score is 1.60, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Harding's median patient age at 71, with 50% women.
Dr. Harding's Medicare patients by age, 2024
Dr. Harding's Medicare patients by sex, 2024
- Women76848%
- Men83452%
Chronic conditions among Dr. Harding's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis57%
- Ischemic heart disease54%
- Diabetes36%
- Chronic kidney disease33%
- Atrial fibrillation30%
- Heart failure29%
Share of Medicare patients with each condition. A patient can have several.
Dr. Harding's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women50%
- Men49%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Mark A. Harding wrote 195 Medicare Part D claims in 2024
In 2024, Dr. Harding wrote 195 Medicare Part D claims for 62 patients. 83% of them were for generic drugs. CMS names the drug for 154 of them, across 3 drugs with 11 or more claims each, at $17,296 in total drug cost. In 2023, CMS named 223 claims across 4 drugs.
Dr. Harding's Part D claims by kind of drug, 2024
- Generic162 claims83%
- Brand-name33 claims17%
Dr. Harding's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Harding's Part D claims, 2024
- Opioids6%11 of 195 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 2232024: 15431%
Drugs named by CMS: 3 in 2024, 4 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Mark A. Harding scored 87 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 87 out of 100 for Dr. Harding for performance year 2024, reported as part of a group. Dr. Harding accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 24 procedures of leg revascularization (restoring blood flow) by Dr. Harding, more than 84% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Dr. Harding's MIPS scores, performance year 2024
- 87of 100Final score
- 77.6of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 78of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Harding ranks in Medicare procedure volume
- Leg revascularization (restoring blood flow)
- 84th percentile24 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Varicose vein removal: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. Mark A. Harding received $18,607 in industry payments from 2016 to 2025
CMS Open Payments shows 159 general payments to Dr. Harding from 28 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 63% of the total. Abbott Laboratories paid the most, $4,560.
General payments to Dr. Harding by program year, 2016 to 2025
General payments to Dr. Harding by kind, 2016 to 2025
- Food and beverage$11,77463%
- Travel and lodging$6,83237%
Companies that paid Dr. Harding the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Mark A. Harding has 3 awards and honors on record
Dmand AI lists 3 awards for Dr. Harding, most recently CMS Stage 1 EHR in 2013.
Awards and honors for Dr. Harding
- 2013
- CMS Stage 1 EHR
- 2011
- ACS Fellow
- Undated
- Fellow
Source: Dmand AI Professional Profile Data
Dr. Mark A. Harding graduated from Boonshoft School of Medicine
Dr. Harding graduated from Boonshoft School of Medicine in 1997. Dr. Harding is a member of AOA, ACS, Midwestern Vascular Surgical Society and SVS.
- Medical school
- Board certified in vascular surgery
- Board certified in rpvi
Source: Dmand AI Professional Profile Data
Dr. Mark A. Harding accepts plans from 20 insurance carriers
Dr. Harding is in network with 20 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 12. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Cigna
- Elevance
- HCSC
- Molina
- Aspirus Health Plan
- +12 more carriersWith a free account
Plan types Dr. Harding accepts, by number of carriers
- PPO12
- Medicare11
- HMO10
- EPO4
- POS4
- Medicaid3
Source: Dmand AI Insurance Network Data
Sources for Dr. Mark A. Harding's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Mark A. Harding
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Mark A. Harding's NPI number?
Dr. Mark A. Harding's NPI number is 1669584819. It was assigned on August 31, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Mark A. Harding?
Dr. Mark A. Harding is a vascular surgeon in Cincinnati, Ohio. The primary specialty in the NPI Registry is Vascular Surgery Physician (taxonomy code 2086S0129X).
Where does Dr. Mark A. Harding practice?
Dr. Harding practices at 2123 Auburn Ave, Cincinnati, OH 45219. Dr. Harding's primary practice is Christ Hospital Medical Specialists LLC in Cincinnati, Ohio. Dmand AI also links Dr. Harding to 1 hospital and 1 group practice or clinic.
What is Dr. Mark A. Harding's office phone number?
The practice phone on file for Dr. Harding is (513) 351-9900.
What is Dr. Mark A. Harding's medical license number?
Dr. Harding holds Ohio license 89902, one of the licenses on file in 5 states.
Which states has Dr. Mark A. Harding been licensed in?
Dmand AI has state licenses on file for Dr. Harding in Ohio (2003 to 2026), Kentucky (2007 to 2026), Indiana (2014 to 2025), Wisconsin (2003 to 2007) and Utah (1998 to 2004).
Which hospitals is Dr. Mark A. Harding affiliated with?
Dr. Harding is affiliated with The Christ Hospital. Dmand AI links Dr. Harding to 1 more hospital.
What medical group is Dr. Mark A. Harding part of?
Dr. Harding is linked to The Christ Hospital Physicians - Heart & Vascular.
Does Dr. Mark A. Harding accept Medicare?
Yes. CMS data shows Dr. Harding billed Medicare for 2,035 services in 2024, and Dr. Harding accepts Medicare assignment.
What is Dr. Mark A. Harding's MIPS score?
Dr. Harding's MIPS final score for performance year 2024 is 87 out of 100, reported as part of a group.
Show 8 more questionsShow fewer questions
How many Medicare patients does Dr. Mark A. Harding see?
CMS counts 1,602 Medicare patients who saw Dr. Harding in 2024, with an average age of 75.
Is Dr. Mark A. Harding board certified?
Yes. Dr. Harding is board certified in vascular surgery by the American Board of Surgery.
What services does Dr. Mark A. Harding bill to Medicare?
In 2024, Dr. Harding's most billed Medicare services were blood vessel study (93880), blood vessel study (93971) and blood vessel study (93970).
Where did Dr. Mark A. Harding go to medical school?
Dr. Harding graduated from Boonshoft School of Medicine in 1997.
What drugs does Dr. Mark A. Harding prescribe most?
In 2024 Medicare Part D data, Dr. Harding's most prescribed drugs by claims were Clopidogrel, Cilostazol and Xarelto.
Has Dr. Mark A. Harding received payments from drug or device companies?
CMS Open Payments shows $18,607 in general payments to Dr. Harding from 28 companies from 2016 to 2025. The largest total came from Abbott Laboratories.
How long has Dr. Mark A. Harding been practicing?
Dr. Harding graduated from medical school in 1997, 29 years ago.
What insurance does Dr. Mark A. Harding accept?
Dr. Harding is in network with 20 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 12. Check the plan with the practice before a visit.
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