Dr. Ronald D. Jeffreys, DO
- Medicare services, 2024
- 5,395
- Medicare patients, 2024
- 1,043
- Part D claims, 2024
- 8,168
- Hospital affiliations
- 1
- Industry payments
- $297
- Practice address
- 5730 Executive Dr, Catonsville, MD 21228
- Practice phone
- Call (410) 882-3240
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Erickson Health Medical Group of Maryland
Catonsville, Maryland
Find Dr. Jeffreys' 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. Ronald D. Jeffreys is an internist in Catonsville, Maryland
Dr. Jeffreys practices at Erickson Health Medical Group of Maryland in Catonsville, Maryland.
Dr. Jeffreys' NPI, 1750347282, was assigned on April 24, 2006. Dr. Jeffreys graduated from Philadelphia College of Osteopathic Medicine in 1995. Dr. Jeffreys holds Pennsylvania license OS023315.
- NPI
- 1750347282NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4880659911
- NPI enumeration date
- April 24, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (410) 882-3240
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 57
- Medical school graduation
- 1995
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Ronald D. Jeffreys practices at Erickson Health Medical Group of Maryland in Catonsville, Maryland
Dr. Jeffreys' primary practice is Erickson Health Medical Group of Maryland, at 5730 Executive Dr, Catonsville, MD 21228 in Baltimore County. The practice phone is (410) 882-3240.
- Erickson Health Medical Group of Maryland5730 Executive Dr, Catonsville, MD 21228 · Baltimore CountyPhone(410) 882-3240
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Ronald D. Jeffreys is affiliated with 5 sites of care and 4 medical groups
Dr. Jeffreys' primary practice is Erickson Health Medical Group of Maryland in Catonsville, Maryland. Dr. Jeffreys is also affiliated with UPMC Memorial. The medical group on file is Erickson Health Medical Group. Dmand AI also links Dr. Jeffreys to 3 more medical groups, 1 home health agency, 1 hospice and 1 skilled nursing facility, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Ronald D. Jeffreys' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Jeffreys practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Erickson Health Medical Group of Maryland | Available with a free account |
| +4 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Ronald D. Jeffreys is one of 3,320 internists in Maryland
Internal medicine is Dr. Jeffreys' primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dmand AI has Dr. Jeffreys' licenses on file in 2 states: Pennsylvania and Maryland.
Specialties and state licenses
- Internal medicine, PennsylvaniaPrimary
- Maryland license
Internists near Dr. Jeffreys
Counts of internists 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. Ronald D. Jeffreys billed Medicare for 5,395 services in 2024
CMS data shows 5,395 Medicare services from Dr. Jeffreys across 30 procedure codes in 2024, for 1,043 Medicare patients. Medicare paid $355,903 for them.
Dr. Jeffreys' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 1,1092024: 2,384115%
- Other services
- 2023: 5122024: 1,343162%
- Office and hospital visits
- 2023: 1,3322024: 97727%
- Surgery
- 2023: 6462024: 55814%
- Lab and pathology
- 2023: 2392024: 13344%
Where Dr. Jeffreys' Medicare services took place, 2024
- In an office5,18096%
- In a facility2154%
Dr. Jeffreys compared with the Maryland median for internists, 2024
- Dr. Jeffreys
- Maryland median
- Medicare services
- 5,395vs 6568.2 times
- Medicare patients
- 1,043vs 2514.2 times
- Part D claims
- 7,422vs 30924.0 times
Medians across 3,215 internists in Maryland with Dmand AI profiles that report each measure.
Dr. Jeffreys' 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. Jeffreys?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Jeffreys and other internists in Maryland.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Ronald D. Jeffreys treated 1,043 Medicare patients in 2024, average age 84
CMS counts 1,043 Medicare patients who saw Dr. Jeffreys in 2024. The largest group is 85 and over, with 483 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 2% are also on Medicaid. Their average risk score is 1.48, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Jeffreys' median patient age at 85, with 65% women.
Dr. Jeffreys' Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Jeffreys' Medicare patients by sex, 2024
- Women68866%
- Men35534%
Chronic conditions among Dr. Jeffreys' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Chronic kidney disease60%
- Arthritis53%
- Ischemic heart disease34%
- Anxiety33%
- Mood disorders33%
- Atrial fibrillation28%
Share of Medicare patients with each condition. A patient can have several.
Dr. Jeffreys' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 85
Patient panel by sex, all payers
- Women65%
- Men33%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Ronald D. Jeffreys wrote 8,168 Medicare Part D claims in 2024
In 2024, Dr. Jeffreys wrote 8,168 Medicare Part D claims for 482 patients. 88% of them were for generic drugs. CMS names the drug for 7,422 of them, across 125 drugs with 11 or more claims each, at $448,115 in total drug cost. In 2023, CMS named 10,028 claims across 144 drugs.
Dr. Jeffreys' Part D claims by kind of drug, 2024
- Generic7,173 claims88%
- Brand-name978 claims12%
- Other17 claims0%
Dr. Jeffreys' 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. Jeffreys' Part D claims, 2024
- Opioids1%79 of 8,168 claims
- Antibiotics2%201 of 8,168 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: 10,0282024: 7,42226%
Drugs named by CMS: 125 in 2024, 144 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
How Dr. Ronald D. Jeffreys takes part in Medicare
Dr. Jeffreys accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Ronald D. Jeffreys received $297 in industry payments from 2016 to 2025
CMS Open Payments shows 14 general payments to Dr. Jeffreys from 5 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Sumitomo Pharma America, Inc. paid the most, $140.
General payments to Dr. Jeffreys by program year, 2016 to 2025
Companies that paid Dr. Jeffreys 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. Ronald D. Jeffreys graduated from Philadelphia College of Osteopathic Medicine
Dr. Jeffreys graduated from Philadelphia College of Osteopathic Medicine in 1995.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Ronald D. Jeffreys'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 DataDmand AI Org Hierarchy 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) |
| 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. Ronald D. Jeffreys
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. Ronald D. Jeffreys' NPI number?
Dr. Ronald D. Jeffreys' NPI number is 1750347282. It was assigned on April 24, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Ronald D. Jeffreys?
Dr. Ronald D. Jeffreys is an internist in Catonsville, Maryland. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Ronald D. Jeffreys practice?
Dr. Jeffreys practices at 5730 Executive Dr, Catonsville, MD 21228. Dr. Jeffreys' primary practice is Erickson Health Medical Group of Maryland in Catonsville, Maryland. Dmand AI also links Dr. Jeffreys to 3 medical groups, 1 home health agency, 1 hospice and 1 skilled nursing facility.
What is Dr. Ronald D. Jeffreys' office phone number?
The practice phone on file for Dr. Jeffreys is (410) 882-3240.
What is Dr. Ronald D. Jeffreys' medical license number?
Dr. Jeffreys holds Pennsylvania license OS023315, one of the licenses on file in 2 states.
Which states has Dr. Ronald D. Jeffreys been licensed in?
Dmand AI has state licenses on file for Dr. Jeffreys in Pennsylvania and Maryland.
Which hospitals is Dr. Ronald D. Jeffreys affiliated with?
Dr. Jeffreys is affiliated with UPMC Memorial.
What medical group is Dr. Ronald D. Jeffreys part of?
Dr. Jeffreys is linked to Erickson Health Medical Group. Dmand AI links Dr. Jeffreys to 3 more medical groups.
Does Dr. Ronald D. Jeffreys accept Medicare?
Yes. CMS data shows Dr. Jeffreys billed Medicare for 5,395 services in 2024, and Dr. Jeffreys accepts Medicare assignment.
How many Medicare patients does Dr. Ronald D. Jeffreys see?
CMS counts 1,043 Medicare patients who saw Dr. Jeffreys in 2024, with an average age of 84.
Show 5 more questionsShow fewer questions
What services does Dr. Ronald D. Jeffreys bill to Medicare?
In 2024, Dr. Jeffreys' most billed Medicare services were vaccine or vaccine administration (90480), medical service (91320) and medicare service (G0008).
Where did Dr. Ronald D. Jeffreys go to medical school?
Dr. Jeffreys graduated from Philadelphia College of Osteopathic Medicine in 1995.
What drugs does Dr. Ronald D. Jeffreys prescribe most?
In 2024 Medicare Part D data, Dr. Jeffreys' most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Furosemide.
Has Dr. Ronald D. Jeffreys received payments from drug or device companies?
CMS Open Payments shows $297 in general payments to Dr. Jeffreys from 5 companies from 2016 to 2025. The largest total came from Sumitomo Pharma America, Inc.
How long has Dr. Ronald D. Jeffreys been practicing?
Dr. Jeffreys graduated from medical school in 1995, 31 years ago.
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