Dr. Ruth B. Felsen, MD
- Medicare services, 2024
- 1,635
- Medicare patients, 2024
- 529
- Part D claims, 2024
- 153
- MIPS score, 2024
- 92
- Hospital affiliations
- 4
- Practice address
- 1401 Johnston Willis Dr, North Chesterfield, VA 23235
- Practice phone
- Call (804) 330-2323
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Johnston Willis Hospital
North Chesterfield, Virginia
Find Dr. Felsen'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. Ruth B. Felsen is a general surgeon in North Chesterfield, Virginia
Dr. Felsen practices at Johnston Willis Hospital in North Chesterfield, Virginia.
Dr. Felsen's NPI, 1558348250, was assigned on December 23, 2005. Dr. Felsen graduated from Harvard Medical School in 1990. Dr. Felsen holds Virginia license 0101-053926.
- NPI
- 1558348250NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6103953484
- NPI enumeration date
- December 23, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (804) 330-2323
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 62
- Medical school graduation
- 1990
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Ruth B. Felsen practices at Johnston Willis Hospital in North Chesterfield, Virginia
Dr. Felsen's primary practice is Johnston Willis Hospital, at 1401 Johnston Willis Dr, North Chesterfield, VA 23235 in Chesterfield County. The practice phone is (804) 330-2323.
- Johnston Willis Hospital1401 Johnston Willis Dr, North Chesterfield, VA 23235 · Chesterfield CountyPhone(804) 330-2323
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Ruth B. Felsen is affiliated with 7 sites of care and 2 medical groups
Dr. Felsen's primary practice is Johnston Willis Hospital in North Chesterfield, Virginia. Dr. Felsen is also affiliated with Chippenham Hospital. The medical group on file is Richmond Specialty Group. Dmand AI also links Dr. Felsen to 3 more hospitals, 2 group practices and clinics and 1 medical group, 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. Ruth B. Felsen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Felsen practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Johnston Willis Hospital | Available with a free account |
| +6 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Ruth B. Felsen is one of 739 general surgeons in Virginia
Surgery is Dr. Felsen's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Felsen is licensed in Virginia.
Specialties and state licenses
- Surgery, VirginiaPrimary
General surgeons near Dr. Felsen
Counts of general 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. Ruth B. Felsen billed Medicare for 1,635 services in 2024
CMS data shows 1,635 Medicare services from Dr. Felsen across 14 procedure codes in 2024, for 529 Medicare patients. Medicare paid $136,601 for them.
Dr. Felsen's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Imaging
- 2023: 6002024: 6559%
- Office and hospital visits
- 2023: 5862024: 6308%
- Other services
- 2023: 1692024: 21728%
- Surgery
- 2023: 802024: 13366%
Where Dr. Felsen's Medicare services took place, 2024
- In an office1,43288%
- In a facility20312%
Dr. Felsen compared with the Virginia median for general surgeons, 2024
- Dr. Felsen
- Virginia median
- Medicare services
- 1,635vs 1908.6 times
- Medicare patients
- 529vs 1443.7 times
- Part D claims
- 104vs 343.1 times
Medians across 667 general surgeons in Virginia with Dmand AI profiles that report each measure.
Dr. Felsen'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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Felsen and other general surgeons in Virginia.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Ruth B. Felsen treated 529 Medicare patients in 2024, average age 74
CMS counts 529 Medicare patients who saw Dr. Felsen in 2024. The largest group is 65 to 74, with 300 patients. 75% of them have cancer, and 75% have high cholesterol. 2% are also on Medicaid. Their average risk score is 0.92, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Felsen's median patient age at 68, with 99% women.
Dr. Felsen's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Dr. Felsen's Medicare patients, 2024
- Cancer75%
- High cholesterol75%
- High blood pressure72%
- Arthritis44%
- Diabetes30%
- Anxiety21%
- Osteoporosis21%
- Mood disorders17%
Share of Medicare patients with each condition. A patient can have several.
Dr. Felsen's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 68
Patient panel by sex, all payers
- Women99%
- Men1%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Ruth B. Felsen wrote 153 Medicare Part D claims in 2024
In 2024, Dr. Felsen wrote 153 Medicare Part D claims for 103 patients. 100% of them were for generic drugs. CMS names the drug for 104 of them, across 4 drugs with 11 or more claims each, at $155 in total drug cost. In 2023, CMS named 99 claims across 4 drugs.
Dr. Felsen'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. Felsen's Part D claims, 2024
- Opioids48%73 of 153 claims
- Antibiotics15%23 of 153 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: 992024: 1045%
Drugs named by CMS: 4 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. Ruth B. Felsen scored 92 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 92 out of 100 for Dr. Felsen for performance year 2024, reported as part of a group. Dr. Felsen accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 69 procedures of mastectomy by Dr. Felsen, more than 97% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Dr. Felsen's MIPS scores, performance year 2024
- 92of 100Final score
- 100of 100Quality
- 40of 100Improvement Activities
- 73of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Felsen ranks in Medicare procedure volume
- Mastectomy
- 97th percentile69 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Skin biopsy: 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. Ruth B. Felsen received $1,540 in industry payments from 2016 to 2024
CMS Open Payments shows 22 general payments to Dr. Felsen from 16 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 100% of the total. Leica Microsystems Inc. paid the most, $330.
General payments to Dr. Felsen by program year, 2016 to 2024
Companies that paid Dr. Felsen the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Ruth B. Felsen graduated from Harvard Medical School
Dr. Felsen graduated from Harvard Medical School in 1990.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Ruth B. Felsen'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) |
| Training, board certification and memberships | Dmand AI Professional Profile 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. Ruth B. Felsen
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. Ruth B. Felsen's NPI number?
Dr. Ruth B. Felsen's NPI number is 1558348250. It was assigned on December 23, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Ruth B. Felsen?
Dr. Ruth B. Felsen is a general surgeon in North Chesterfield, Virginia. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Ruth B. Felsen practice?
Dr. Felsen practices at 1401 Johnston Willis Dr, North Chesterfield, VA 23235. Dr. Felsen's primary practice is Johnston Willis Hospital in North Chesterfield, Virginia. Dmand AI also links Dr. Felsen to 3 hospitals, 2 group practices and clinics and 1 medical group.
What is Dr. Ruth B. Felsen's office phone number?
The practice phone on file for Dr. Felsen is (804) 330-2323.
What is Dr. Ruth B. Felsen's medical license number?
Dr. Felsen holds Virginia license 0101-053926.
Which hospitals is Dr. Ruth B. Felsen affiliated with?
Dr. Felsen is affiliated with Chippenham Hospital. Dmand AI links Dr. Felsen to 3 more hospitals.
What medical group is Dr. Ruth B. Felsen part of?
Dr. Felsen is linked to Richmond Specialty Group. Dmand AI links Dr. Felsen to 1 more medical group.
Does Dr. Ruth B. Felsen accept Medicare?
Yes. CMS data shows Dr. Felsen billed Medicare for 1,635 services in 2024, and Dr. Felsen accepts Medicare assignment.
What is Dr. Ruth B. Felsen's MIPS score?
Dr. Felsen's MIPS final score for performance year 2024 is 92 out of 100, reported as part of a group.
How many Medicare patients does Dr. Ruth B. Felsen see?
CMS counts 529 Medicare patients who saw Dr. Felsen in 2024, with an average age of 74.
Show 5 more questionsShow fewer questions
What services does Dr. Ruth B. Felsen bill to Medicare?
In 2024, Dr. Felsen's most billed Medicare services were office visit, established patient (99214), radiation oncology (77063) and radiation oncology (77067).
Where did Dr. Ruth B. Felsen go to medical school?
Dr. Felsen graduated from Harvard Medical School in 1990.
What drugs does Dr. Ruth B. Felsen prescribe most?
In 2024 Medicare Part D data, Dr. Felsen's most prescribed drugs by claims were Tramadol HCl, Oxycodone HCl and Ondansetron ODT.
Has Dr. Ruth B. Felsen received payments from drug or device companies?
CMS Open Payments shows $1,540 in general payments to Dr. Felsen from 16 companies from 2016 to 2024. The largest total came from Leica Microsystems Inc.
How long has Dr. Ruth B. Felsen been practicing?
Dr. Felsen graduated from medical school in 1990, 36 years ago.
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