Dr. Simon Henry Clemo, MD

  • Fredericksburg, VA
  • Cardiologist
NPI1629064399
Medicare services, 2024
145
Medicare patients, 2024
125
Part D claims, 2024
1,390
Hospital affiliations
1
Industry payments
$11,187
Practice address
1001 Sam Perry Boulevard, Fredericksburg, VA 22401
Practice phone
Call (540) 741-1100
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Mary Washington Hospital

Hospital · Fredericksburg, Virginia

See all 5 affiliations

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Dr. Simon Henry Clemo is a cardiologist in Fredericksburg, Virginia

Dr. Clemo practices at Mary Washington Hospital in Fredericksburg, Virginia, part of Mary Washington Healthcare.

Dr. Clemo's NPI, 1629064399, was assigned on September 27, 2005. Dr. Clemo graduated from University of Virginia School of Medicine in 1987. Dr. Clemo holds Virginia license 0101042893.

NPI and contact details
NPI enumeration date
September 27, 2005
NPI status
Active
Practice phone
(540) 741-1100
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
65
Medical school graduation
1987

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data

Dr. Simon Henry Clemo practices at Mary Washington Hospital in Fredericksburg, Virginia

Dr. Clemo's primary practice is Mary Washington Hospital, at 1001 Sam Perry Boulevard, Fredericksburg, VA 22401 in Fredericksburg City. The practice phone is (540) 741-1100.

  • Mary Washington Hospital
    1001 Sam Perry Boulevard, Fredericksburg, VA 22401 · Fredericksburg CityPhone(540) 741-1100

Source: Dmand AI Affiliation Data

Dr. Simon Henry Clemo is affiliated with 2 sites of care and 3 medical groups

Dr. Clemo's primary practice is Mary Washington Hospital in Fredericksburg, Virginia, part of Mary Washington Healthcare. The medical group on file is Mary Washington Cardiology. Dmand AI also links Dr. Clemo to 2 more medical groups and 1 group practice or clinic, each named with a free account.

See all 5 affiliations for Dr. Clemo

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Simon Henry Clemo's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Clemo practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Mary Washington HospitalAvailable with a free account
+1 more site and 2 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Simon Henry Clemo is one of 562 cardiologists in Virginia

Cardiovascular disease is Dr. Clemo's primary specialty in the NPI Registry, under taxonomy code 207RC0000X. Dr. Clemo is licensed in Virginia.

Specialties and state licenses

  • Cardiovascular disease, VirginiaPrimaryLicense 0101042893 · taxonomy 207RC0000X

Cardiologists near Dr. Clemo

Counts of cardiologists 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. Simon Henry Clemo billed Medicare for 145 services in 2024

CMS data shows 145 Medicare services from Dr. Clemo across 1 procedure code in 2024, all of them office visits, for 125 Medicare patients. Medicare paid $7,056 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024145
Medicare patients125
Paid by Medicare$7,056
Procedure codes1

Dr. Clemo's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 7302024: 14580%
Drugs given in the office
2023: 562024: 0100%
Tests and treatments
2023: 3382024: 0100%
Other services
2023: 382024: 0100%

Dr. Clemo compared with the Virginia median for cardiologists, 2024

  • Dr. Clemo
  • Virginia median
Medicare services
145vs 2,25294% below
Medicare patients
125vs 1,17889% below
Part D claims
1,222vs 1,47217% below

Medians across 562 cardiologists in Virginia with Dmand AI profiles that report each measure.

Dr. Clemo'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.

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Simon Henry Clemo treated 125 Medicare patients in 2024, average age 79

CMS counts 125 Medicare patients who saw Dr. Clemo in 2024. The largest group is 75 to 84, with 59 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.57, 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. Clemo's median patient age at 79, with 47% women.

Medicare patients, 2024125
Average age79
Average risk score1.57

Dr. Clemo's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Clemo's Medicare patients by sex, 2024

  • Women6250%
  • Men6350%

Chronic conditions among Dr. Clemo's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Atrial fibrillation66%
  4. Ischemic heart disease49%
  5. Heart failure46%
  6. Arthritis44%
  7. Diabetes35%
  8. Chronic kidney disease29%

Share of Medicare patients with each condition. A patient can have several.

Dr. Clemo's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 79

Patient panel by sex, all payers

  • Women47%
  • Men53%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Simon Henry Clemo wrote 1,390 Medicare Part D claims in 2024

In 2024, Dr. Clemo wrote 1,390 Medicare Part D claims for 336 patients. 80% of them were for generic drugs. CMS names the drug for 1,222 of them, across 29 drugs with 11 or more claims each, at $323,841 in total drug cost. In 2023, CMS named 2,698 claims across 38 drugs.

Part D claims, 20241,390
Drugs named by CMS29
Total drug cost$323,841
Part D patients336

Dr. Clemo's Part D claims by kind of drug, 2024

  • Generic1,115 claims80%
  • Brand-name275 claims20%

Dr. Clemo'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.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 2,6982024: 1,22255%

Drugs named by CMS: 29 in 2024, 38 in 2023.

See all prescribing by Dr. Clemo

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

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Dr. Simon Henry Clemo received $11,187 in industry payments from 2016 to 2024

CMS Open Payments shows 597 general payments to Dr. Clemo from 49 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 94% of the total. Abbott Laboratories paid the most, $1,391.

General payments to Dr. Clemo by program year, 2016 to 2024

General payments to Dr. Clemo by kind, 2016 to 2024

$11.2Kin total
  • Food and beverage$10,47694%
  • Travel and lodging$6736%
  • Education$260%
  • Consulting fees$110%

Companies that paid Dr. Clemo the most, 2016 to 2024

Share is of all general payments to this clinician.

See all payments to Dr. Clemo

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Simon Henry Clemo graduated from University of Virginia School of Medicine

Dr. Clemo graduated from University of Virginia School of Medicine in 1987.

  1. Medical schoolUniversity of Virginia School of Medicine

Source: Dmand AI Professional Profile Data

Sources for Dr. Simon Henry Clemo's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Simon Henry Clemo

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. Simon Henry Clemo's NPI number?

Dr. Simon Henry Clemo's NPI number is 1629064399. It was assigned on September 27, 2005, and it is active in the NPI Registry.

What kind of doctor is Dr. Simon Henry Clemo?

Dr. Simon Henry Clemo is a cardiologist in Fredericksburg, Virginia. The primary specialty in the NPI Registry is Cardiovascular Disease Physician (taxonomy code 207RC0000X).

Where does Dr. Simon Henry Clemo practice?

Dr. Clemo practices at 1001 Sam Perry Boulevard, Fredericksburg, VA 22401. Dr. Clemo's primary practice is Mary Washington Hospital in Fredericksburg, Virginia, part of Mary Washington Healthcare. Dmand AI also links Dr. Clemo to 2 medical groups and 1 group practice or clinic.

What is Dr. Simon Henry Clemo's office phone number?

The practice phone on file for Dr. Clemo is (540) 741-1100.

What is Dr. Simon Henry Clemo's medical license number?

Dr. Clemo holds Virginia license 0101042893.

Which hospitals is Dr. Simon Henry Clemo affiliated with?

Dr. Clemo practices at Mary Washington Hospital in Fredericksburg, Virginia.

What medical group is Dr. Simon Henry Clemo part of?

Dr. Clemo is linked to Mary Washington Cardiology. Dmand AI links Dr. Clemo to 2 more medical groups.

Does Dr. Simon Henry Clemo accept Medicare?

Yes. CMS data shows Dr. Clemo billed Medicare for 145 services in 2024.

How many Medicare patients does Dr. Simon Henry Clemo see?

CMS counts 125 Medicare patients who saw Dr. Clemo in 2024, with an average age of 79.

What services does Dr. Simon Henry Clemo bill to Medicare?

In 2024, Dr. Clemo's most billed Medicare services were office visit, established patient (99214).

Show 4 more questionsShow fewer questions

Where did Dr. Simon Henry Clemo go to medical school?

Dr. Clemo graduated from University of Virginia School of Medicine in 1987.

What drugs does Dr. Simon Henry Clemo prescribe most?

In 2024 Medicare Part D data, Dr. Clemo's most prescribed drugs by claims were Metoprolol Succinate, Eliquis and Rosuvastatin Calcium.

Has Dr. Simon Henry Clemo received payments from drug or device companies?

CMS Open Payments shows $11,187 in general payments to Dr. Clemo from 49 companies from 2016 to 2024. The largest total came from Abbott Laboratories.

How long has Dr. Simon Henry Clemo been practicing?

Dr. Clemo graduated from medical school in 1987, 39 years ago.

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