Dr. Kathleen Frekko Farrell, MD
- Medicare services, 2024
- 1,125
- Medicare patients, 2024
- 135
- Part D claims, 2024
- 1,476
- Industry payments
- $1,511
- Affiliated sites
- 4
- Practice address
- 818 W Diamond Ave, Gaithersburg, MD 20878
- Practice phone
- Call (571) 366-8850
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Privia Medical Group
Gaithersburg, Maryland
Find Dr. Farrell'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. Kathleen Frekko Farrell is an internist in Gaithersburg, Maryland
Dr. Farrell practices at Privia Medical Group in Gaithersburg, Maryland.
Dr. Farrell's NPI, 1033328430, was assigned on May 22, 2007. Dr. Farrell graduated from Georgetown University School of Medicine in 2000. Dr. Farrell holds Maryland license D0061466.
- NPI
- 1033328430NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6406924620
- NPI enumeration date
- May 22, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (571) 366-8850
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 52
- Medical school graduation
- 2000
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Kathleen Frekko Farrell practices at Privia Medical Group in Gaithersburg, Maryland
Dr. Farrell's primary practice is Privia Medical Group, at 818 W Diamond Ave, Gaithersburg, MD 20878 in Montgomery County. The practice phone is (571) 366-8850.
- Privia Medical Group818 W Diamond Ave, Gaithersburg, MD 20878 · Montgomery CountyPhone(571) 366-8850
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Kathleen Frekko Farrell is affiliated with 5 sites of care and 3 medical groups
Dr. Farrell's primary practice is Privia Medical Group in Gaithersburg, Maryland. The medical group on file is Privia Medical Group. Dmand AI also links Dr. Farrell to 3 more group practices and clinics, 2 medical groups and 1 home health agency, 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. Kathleen Frekko Farrell's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Farrell practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Privia Medical Group | Available with a free account |
| +4 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Kathleen Frekko Farrell is one of 3,320 internists in Maryland
Internal medicine is Dr. Farrell's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Farrell is licensed in Maryland.
Specialties and state licenses
- Internal medicine, MarylandPrimary
Internists near Dr. Farrell
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. Kathleen Frekko Farrell billed Medicare for 1,125 services in 2024
CMS data shows 1,125 Medicare services from Dr. Farrell across 14 procedure codes in 2024, for 135 Medicare patients. Medicare paid $65,997 for them. Every service was in an office.
Dr. Farrell's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3802024: 4067%
- Surgery
- 2023: 622024: 275344%
- Tests and treatments
- 2023: 1652024: 21228%
- Other services
- 2023: 1382024: 1297%
- Lab and pathology
- 2023: 1002024: 1033%
Dr. Farrell compared with the Maryland median for internists, 2024
- Dr. Farrell
- Maryland median
- Medicare services
- 1,125vs 65671% above
- Medicare patients
- 135vs 25146% below
- Part D claims
- 996vs 3093.2 times
Medians across 3,215 internists in Maryland with Dmand AI profiles that report each measure.
Dr. Farrell'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. Farrell and other internists in Maryland.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Kathleen Frekko Farrell treated 135 Medicare patients in 2024, average age 77
CMS counts 135 Medicare patients who saw Dr. Farrell in 2024. The largest group is 75 to 84, with 65 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.03, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Farrell's median patient age at 68, with 56% women.
Dr. Farrell's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Farrell's Medicare patients by sex, 2024
- Women8462%
- Men5138%
Chronic conditions among Dr. Farrell's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis37%
- Ischemic heart disease31%
- Osteoporosis31%
- Diabetes25%
- Cancer24%
- Chronic kidney disease21%
Share of Medicare patients with each condition. A patient can have several.
Dr. Farrell'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
- Women56%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Kathleen Frekko Farrell wrote 1,476 Medicare Part D claims in 2024
In 2024, Dr. Farrell wrote 1,476 Medicare Part D claims for 137 patients. 93% of them were for generic drugs. CMS names the drug for 996 of them, across 36 drugs with 11 or more claims each, at $57,364 in total drug cost. In 2023, CMS named 588 claims across 22 drugs.
Dr. Farrell's Part D claims by kind of drug, 2024
- Generic1,366 claims93%
- Brand-name and other110 claims7%
Dr. Farrell'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. Farrell's Part D claims, 2024
- Antibiotics5%68 of 1,476 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: 5882024: 99669%
Drugs named by CMS: 36 in 2024, 22 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. Kathleen Frekko Farrell offers telehealth to Medicare patients
Dr. Farrell accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Farrell as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Kathleen Frekko Farrell received $1,511 in industry payments from 2016 to 2025
CMS Open Payments shows 86 general payments to Dr. Farrell from 21 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 99% of the total. AstraZeneca Pharmaceuticals LP paid the most, $276.
General payments to Dr. Farrell by program year, 2016 to 2025
General payments to Dr. Farrell by kind, 2016 to 2025
- Food and beverage$1,48999%
- Education$211%
Companies that paid Dr. Farrell 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. Kathleen Frekko Farrell graduated from Georgetown University School of Medicine
Dr. Farrell graduated from Georgetown University School of Medicine in 2000.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Kathleen Frekko Farrell'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) |
| 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. Kathleen Frekko Farrell
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. Kathleen Frekko Farrell's NPI number?
Dr. Kathleen Frekko Farrell's NPI number is 1033328430. It was assigned on May 22, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Kathleen Frekko Farrell?
Dr. Kathleen Frekko Farrell is an internist in Gaithersburg, Maryland. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Kathleen Frekko Farrell practice?
Dr. Farrell practices at 818 W Diamond Ave, Gaithersburg, MD 20878. Dr. Farrell's primary practice is Privia Medical Group in Gaithersburg, Maryland. Dmand AI also links Dr. Farrell to 3 group practices and clinics, 2 medical groups and 1 home health agency.
What is Dr. Kathleen Frekko Farrell's office phone number?
The practice phone on file for Dr. Farrell is (571) 366-8850.
What is Dr. Kathleen Frekko Farrell's medical license number?
Dr. Farrell holds Maryland license D0061466.
What medical group is Dr. Kathleen Frekko Farrell part of?
Dr. Farrell is linked to Privia Medical Group. Dmand AI links Dr. Farrell to 2 more medical groups.
Does Dr. Kathleen Frekko Farrell accept Medicare?
Yes. CMS data shows Dr. Farrell billed Medicare for 1,125 services in 2024, and Dr. Farrell accepts Medicare assignment.
Does Dr. Kathleen Frekko Farrell offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Farrell as offering telehealth services.
How many Medicare patients does Dr. Kathleen Frekko Farrell see?
CMS counts 135 Medicare patients who saw Dr. Farrell in 2024, with an average age of 77.
What services does Dr. Kathleen Frekko Farrell bill to Medicare?
In 2024, Dr. Farrell's most billed Medicare services were surgery: heart and blood vessels (36415), office visit, established patient (99214) and office visit, established patient (99213).
Show 4 more questionsShow fewer questions
Where did Dr. Kathleen Frekko Farrell go to medical school?
Dr. Farrell graduated from Georgetown University School of Medicine in 2000.
What drugs does Dr. Kathleen Frekko Farrell prescribe most?
In 2024 Medicare Part D data, Dr. Farrell's most prescribed drugs by claims were Atorvastatin Calcium, Lisinopril and Amlodipine Besylate.
Has Dr. Kathleen Frekko Farrell received payments from drug or device companies?
CMS Open Payments shows $1,511 in general payments to Dr. Farrell from 21 companies from 2016 to 2025. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Dr. Kathleen Frekko Farrell been practicing?
Dr. Farrell graduated from medical school in 2000, 26 years ago.
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