Dr. George A. Parker, MD

  • Richmond, VA
  • Surgical oncologist
NPI1134175805PAC ID2466513098
Medicare services, 2024
118
Medicare patients, 2024
106
Part D claims, 2024
96
Publications
40
Hospital affiliations
3
Practice address
5801 Bremo Rd, Richmond, VA 23226
Practice phone
Call (804) 285-2011
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Bon Secours St. Mary's Hospital

Hospital · Richmond, Virginia

See all 7 affiliations

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Dr. George A. Parker is a surgical oncologist in Richmond, Virginia

Dr. Parker practices at Bon Secours St. Mary's Hospital in Richmond, Virginia, part of Bon Secours Mercy Health.

Dr. Parker's NPI, 1134175805, was assigned on May 25, 2006. Dr. Parker graduated from Boston University School of Medicine in 1972. Dr. Parker holds Virginia license 0101032560.

NPI and contact details
Medicare PAC ID
2466513098
NPI enumeration date
May 25, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(804) 285-2011
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
80
Medical school graduation
1972

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. George A. Parker practices at Bon Secours St. Mary's Hospital in Richmond, Virginia

Dr. Parker's primary practice is Bon Secours St. Mary's Hospital, at 5801 Bremo Rd, Richmond, VA 23226 in Richmond City. The practice phone is (804) 285-2011.

Source: Dmand AI Affiliation Data

Dr. George A. Parker is affiliated with 5 sites of care and 2 medical groups

Dr. Parker's primary practice is Bon Secours St. Mary's Hospital in Richmond, Virginia, part of Bon Secours Mercy Health. Dr. Parker is also affiliated with Bon Secours St. Francis Medical Center. The medical group on file is Bon Secours Medical Group Richmond Specialty Care. Dmand AI also links Dr. Parker to 1 more hospital, 2 group practices and clinics and 1 medical group, each named with a free account.

See all 7 affiliations for Dr. Parker

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

Dmand AI tracks the EHR system at Dr. George A. Parker's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Parker practices, 5 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Bon Secours St. Mary's HospitalAvailable with a free account
+4 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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Dmand AI maps EHR vendors, IT decision makers and buying committees across Bon Secours Mercy Health and 6.2K+ hospitals, with verified contacts in the same login.

Dr. George A. Parker is one of 37 surgical oncologists in Virginia

Surgical oncology is Dr. Parker's primary specialty in the NPI Registry, under taxonomy code 2086X0206X. Dr. Parker is licensed in Virginia.

Specialties and state licenses

  • Surgical oncology, VirginiaPrimaryLicense 0101032560 · taxonomy 2086X0206X

Surgical oncologists near Dr. Parker

Counts of surgical oncologists with a Dmand AI profile, by place and practice. Each opens the list.

37surgical oncologists in Virginia
7surgical oncologists in Richmond

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

Dr. George A. Parker billed Medicare for 118 services in 2024

CMS data shows 118 Medicare services from Dr. Parker across 4 procedure codes in 2024, for 106 Medicare patients. Medicare paid $10,910 for them.

Medicare services, 2024118
Medicare patients106
Paid by Medicare$10,910
Procedure codes4

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

  • 2023
  • 2024
Office and hospital visits
2023: 812024: 10732%
Surgery
2023: 02024: 11

Where Dr. Parker's Medicare services took place, 2024

  • In an office10791%
  • In a facility119%

Dr. Parker compared with the Virginia median for surgical oncologists, 2024

  • Dr. Parker
  • Virginia median
Medicare services
118vs 17633% below
Medicare patients
106vs 13421% below
Part D claims
46vs 3724% above

Medians across 33 surgical oncologists in Virginia with Dmand AI profiles that report each measure.

Dr. Parker'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.

See all procedures by Dr. Parker

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

Dr. George A. Parker treated 106 Medicare patients in 2024, average age 75

CMS counts 106 Medicare patients who saw Dr. Parker in 2024. The largest group is 75 to 84, with 50 patients. 75% of them have high blood pressure, and 74% have high cholesterol. Their average risk score is 1.26, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Parker's median patient age at 67, with 60% women.

Medicare patients, 2024106
Average age75
Average risk score1.26

Dr. Parker's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Parker's Medicare patients by sex, 2024

  • Women5754%
  • Men4946%

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

  1. High blood pressure75%
  2. High cholesterol74%
  3. Arthritis42%
  4. Diabetes33%
  5. Cancer28%
  6. Chronic kidney disease28%
  7. Ischemic heart disease28%
  8. Atrial fibrillation22%

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

Dr. Parker's patients across all payers

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

Patient panel by age, all payers

Median age 67

Patient panel by sex, all payers

  • Women60%
  • Men40%

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

Dr. George A. Parker wrote 96 Medicare Part D claims in 2024

In 2024, Dr. Parker wrote 96 Medicare Part D claims for 69 patients. 98% of them were for generic drugs. CMS names the drug for 46 of them, across 1 drug with 11 or more claims each, at $188 in total drug cost. In 2023, CMS named 42 claims across 1 drug.

Part D claims, 202496
Drugs named by CMS1
Total drug cost$188
Part D patients69

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

  • Generic94 claims98%
  • Brand-name and other2 claims2%

Dr. Parker'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. Parker's Part D claims, 2024

  • Opioids61%59 of 96 claims
  • Antibiotics19%18 of 96 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: 422024: 4610%

Drugs named by CMS: 1 in 2024, 1 in 2023.

See all prescribing by Dr. Parker

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

How Dr. George A. Parker takes part in Medicare

Dr. Parker accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Colonoscopy: 1 to 10 procedures (CMS shows small counts as a range)

Hernia repair - groin (open): 1 to 10 procedures (CMS shows small counts as a range)

Melanoma (skin cancer) excision: 1 to 10 procedures (CMS shows small counts as a range)

Spinal fusion: 1 to 10 procedures (CMS shows small counts as a range)

Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)

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Dr. George A. Parker has 40 publications on record

Dmand AI links 40 papers to Dr. Parker, published from 2010 to 2025. 2015 was the busiest year, with 4. The most frequent topics are Macaca mulatta, Rats, Sprague-Dawley and Bone Marrow. Dr. Parker has published most often in Toxicol Pathol. Dr. Parker's most frequent co-authors are Burak Gumuscu, MD, PhD, Kevin Glen Norwood, MD and Carl B. Rountree, MD.

Papers40
Years published2010 to 2025

Dr. Parker's papers by year, 2013 to 2025

Topics Dr. Parker writes about most

  • Macaca mulatta
  • Rats, Sprague-Dawley
  • Bone Marrow
  • Radiation Injuries, Experimental
  • Toxicity Tests
  • Liver
  • Acute Radiation Syndrome
  • Lung Injury

Dr. Parker's most frequent co-authors

Recent publications by Dr. Parker

See all 40 publications and co-authors

See who Dr. Parker researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Parker works with, so you can find a warm path to the right surgical oncologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. George A. Parker received $547 in industry payments from 2016 to 2025

CMS Open Payments shows 23 general payments to Dr. Parker from 16 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Stryker Corporation paid the most, $173.

General payments to Dr. Parker by program year, 2016 to 2025

Companies that paid Dr. Parker the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Parker

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

Dr. George A. Parker graduated from Boston University School of Medicine

Dr. Parker graduated from Boston University School of Medicine in 1972.

  1. Medical schoolBoston University School of Medicine

Source: Dmand AI Professional Profile Data

Sources for Dr. George A. Parker'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)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
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. George A. Parker

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. George A. Parker's NPI number?

Dr. George A. Parker's NPI number is 1134175805. It was assigned on May 25, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. George A. Parker?

Dr. George A. Parker is a surgical oncologist in Richmond, Virginia. The primary specialty in the NPI Registry is Surgical Oncology Physician (taxonomy code 2086X0206X).

Where does Dr. George A. Parker practice?

Dr. Parker practices at 5801 Bremo Rd, Richmond, VA 23226. Dr. Parker's primary practice is Bon Secours St. Mary's Hospital in Richmond, Virginia, part of Bon Secours Mercy Health. Dmand AI also links Dr. Parker to 1 hospital, 2 group practices and clinics and 1 medical group.

What is Dr. George A. Parker's office phone number?

The practice phone on file for Dr. Parker is (804) 285-2011.

What is Dr. George A. Parker's medical license number?

Dr. Parker holds Virginia license 0101032560.

Which hospitals is Dr. George A. Parker affiliated with?

Dr. Parker practices at Bon Secours St. Mary's Hospital in Richmond, Virginia. Dr. Parker is also affiliated with Bon Secours St. Francis Medical Center. Dmand AI links Dr. Parker to 1 more hospital.

What medical group is Dr. George A. Parker part of?

Dr. Parker is linked to Bon Secours Medical Group Richmond Specialty Care. Dmand AI links Dr. Parker to 1 more medical group.

Does Dr. George A. Parker accept Medicare?

Yes. CMS data shows Dr. Parker billed Medicare for 118 services in 2024, and Dr. Parker accepts Medicare assignment.

How many Medicare patients does Dr. George A. Parker see?

CMS counts 106 Medicare patients who saw Dr. Parker in 2024, with an average age of 75.

What services does Dr. George A. Parker bill to Medicare?

In 2024, Dr. Parker's most billed Medicare services were office visit, new patient (99203), office visit, established patient (99212) and office visit, established patient (99213).

Show 6 more questionsShow fewer questions

Where did Dr. George A. Parker go to medical school?

Dr. Parker graduated from Boston University School of Medicine in 1972.

What drugs does Dr. George A. Parker prescribe most?

In 2024 Medicare Part D data, Dr. Parker's most prescribed drugs by claims were Oxycodone-Acetaminophen.

Has Dr. George A. Parker received payments from drug or device companies?

CMS Open Payments shows $547 in general payments to Dr. Parker from 16 companies from 2016 to 2025. The largest total came from Stryker Corporation.

How long has Dr. George A. Parker been practicing?

Dr. Parker graduated from medical school in 1972, 54 years ago.

Does Dr. George A. Parker do research?

Dmand AI links 40 publications to Dr. Parker, published from 2010 to 2025.

Who does Dr. George A. Parker publish with?

Dr. Parker's most frequent co-authors are Burak Gumuscu, MD, PhD (1 shared paper), Kevin Glen Norwood, MD (1 shared paper) and Carl B. Rountree, MD (1 shared paper).

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