Amino Acid SequenceAnti-Bacterial AgentsAntibodies, Monoclonal
Dr. Mary Frekko Kilavos, MD
NPI1609841188PAC ID8325069743
- Medicare services, 2024
- 1,668
- Medicare patients, 2024
- 358
- Part D claims, 2024
- 4,222
- Publications
- 1
- Hospital affiliations
- 2
- Practice address
- 14955 Shady Grove Rd, Rockville, MD 20850
- Practice phone
- Call (301) 340-1495
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Fallsgrove Surgery Center
Rockville, Maryland
Find Dr. Kilavos' 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. Mary Frekko Kilavos is an internist in Rockville, Maryland
Dr. Kilavos practices at Fallsgrove Surgery Center in Rockville, Maryland.
Dr. Kilavos' NPI, 1609841188, was assigned on February 20, 2006. Dr. Kilavos graduated from Georgetown University School of Medicine in 2002. Dr. Kilavos holds Maryland license D0062800.
NPI and contact details
- NPI
- 1609841188NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8325069743
- NPI enumeration date
- February 20, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (301) 340-1495
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 50
- Medical school graduation
- 2002
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Mary Frekko Kilavos practices at Fallsgrove Surgery Center in Rockville, Maryland
Dr. Kilavos' primary practice is Fallsgrove Surgery Center, at 14955 Shady Grove Rd, Rockville, MD 20850 in Montgomery County. The practice phone is (301) 340-1495.
- Fallsgrove Surgery Center14955 Shady Grove Rd, Rockville, MD 20850 · Montgomery CountyPhone(301) 340-1495
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Mary Frekko Kilavos is affiliated with 8 sites of care and 4 medical groups
Dr. Kilavos' primary practice is Fallsgrove Surgery Center in Rockville, Maryland. Dr. Kilavos is also affiliated with The Johns Hopkins Hospital. The medical group on file is Privia Medical Group. Dmand AI also links Dr. Kilavos to 1 more hospital, 4 group practices and clinics, 3 medical groups and 1 home health agency, each named with a free account.
Fallsgrove Surgery CenterPrimary
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Mary Frekko Kilavos' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kilavos practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Fallsgrove Surgery Center | Available with a free account |
| +7 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Mary Frekko Kilavos is one of 3,320 internists in Maryland
Internal medicine is Dr. Kilavos' primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Kilavos is licensed in Maryland.
Specialties and state licenses
- Internal medicine, MarylandPrimary
Internists near Dr. Kilavos
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. Mary Frekko Kilavos billed Medicare for 1,668 services in 2024
CMS data shows 1,668 Medicare services from Dr. Kilavos across 17 procedure codes in 2024, for 358 Medicare patients. Medicare paid $111,786 for them. Every service was in an office.
Medicare services, 20241,668
Medicare patients358
Paid by Medicare$111,786
Procedure codes17
Dr. Kilavos' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 7242024: 7443%
- Other services
- 2023: 3662024: 43419%
- Surgery
- 2023: 02024: 209
- Tests and treatments
- 2023: 1622024: 18715%
- Lab and pathology
- 2023: 1312024: 9428%
Dr. Kilavos compared with the Maryland median for internists, 2024
- Dr. Kilavos
- Maryland median
- Medicare services
- 1,668vs 6562.5 times
- Medicare patients
- 358vs 25143% above
- Part D claims
- 3,603vs 30911.7 times
Medians across 3,215 internists in Maryland with Dmand AI profiles that report each measure.
Dr. Kilavos' 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. Kilavos?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Kilavos and other internists in Maryland.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mary Frekko Kilavos treated 358 Medicare patients in 2024, average age 75
CMS counts 358 Medicare patients who saw Dr. Kilavos in 2024. The largest group is 65 to 74, with 181 patients. 75% of them have high cholesterol, and 70% have high blood pressure. 5% are also on Medicaid. Their average risk score is 0.78, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Kilavos' median patient age at 67, with 62% women.
Medicare patients, 2024358
Average age75
Average risk score0.78
Also on Medicaid5%
Dr. Kilavos' Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Kilavos' Medicare patients by sex, 2024
- Women22663%
- Men13237%
Chronic conditions among Dr. Kilavos' Medicare patients, 2024
- High cholesterol75%
- High blood pressure70%
- Arthritis33%
- Diabetes27%
- Ischemic heart disease25%
- Osteoporosis22%
- Mood disorders16%
- Anxiety15%
Share of Medicare patients with each condition. A patient can have several.
Dr. Kilavos' 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
- Women62%
- Men36%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Mary Frekko Kilavos wrote 4,222 Medicare Part D claims in 2024
In 2024, Dr. Kilavos wrote 4,222 Medicare Part D claims for 370 patients. 90% of them were for generic drugs. CMS names the drug for 3,603 of them, across 75 drugs with 11 or more claims each, at $278,763 in total drug cost. In 2023, CMS named 2,788 claims across 60 drugs.
Part D claims, 20244,222
Drugs named by CMS75
Total drug cost$278,763
Part D patients370
Dr. Kilavos' Part D claims by kind of drug, 2024
- Generic3,810 claims90%
- Brand-name397 claims9%
- Other15 claims0%
Dr. Kilavos' 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. Kilavos' Part D claims, 2024
- Antibiotics2%64 of 4,222 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: 2,7882024: 3,60329%
Drugs named by CMS: 75 in 2024, 60 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. Mary Frekko Kilavos offers telehealth to Medicare patients
Dr. Kilavos accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Kilavos as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Mary Frekko Kilavos has 1 publication on record
Dmand AI links 1 paper to Dr. Kilavos in 2015. Dr. Kilavos' most frequent co-authors are Donald M. Poretz, MD and Samuel Mark Shor, MD.
Papers1
Dr. Kilavos' most frequent co-authors
Recent publications by Dr. Kilavos
See who Dr. Kilavos researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Kilavos works with, so you can find a warm path to the right internists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Mary Frekko Kilavos received $663 in industry payments from 2016 to 2025
CMS Open Payments shows 47 general payments to Dr. Kilavos from 11 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. AstraZeneca Pharmaceuticals LP paid the most, $334.
General payments to Dr. Kilavos by program year, 2016 to 2025
Companies that paid Dr. Kilavos 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. Mary Frekko Kilavos graduated from Georgetown University School of Medicine
Dr. Kilavos graduated from Georgetown University School of Medicine in 2002.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Mary Frekko Kilavos'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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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. Mary Frekko Kilavos
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. Mary Frekko Kilavos' NPI number?
Dr. Mary Frekko Kilavos' NPI number is 1609841188. It was assigned on February 20, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Mary Frekko Kilavos?
Dr. Mary Frekko Kilavos is an internist in Rockville, Maryland. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Mary Frekko Kilavos practice?
Dr. Kilavos practices at 14955 Shady Grove Rd, Rockville, MD 20850. Dr. Kilavos' primary practice is Fallsgrove Surgery Center in Rockville, Maryland. Dmand AI also links Dr. Kilavos to 1 hospital, 4 group practices and clinics, 3 medical groups and 1 home health agency.
What is Dr. Mary Frekko Kilavos' office phone number?
The practice phone on file for Dr. Kilavos is (301) 340-1495.
What is Dr. Mary Frekko Kilavos' medical license number?
Dr. Kilavos holds Maryland license D0062800.
Which hospitals is Dr. Mary Frekko Kilavos affiliated with?
Dr. Kilavos is affiliated with The Johns Hopkins Hospital. Dmand AI links Dr. Kilavos to 1 more hospital.
What medical group is Dr. Mary Frekko Kilavos part of?
Dr. Kilavos is linked to Privia Medical Group. Dmand AI links Dr. Kilavos to 3 more medical groups.
Does Dr. Mary Frekko Kilavos accept Medicare?
Yes. CMS data shows Dr. Kilavos billed Medicare for 1,668 services in 2024, and Dr. Kilavos accepts Medicare assignment.
Does Dr. Mary Frekko Kilavos offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Kilavos as offering telehealth services.
How many Medicare patients does Dr. Mary Frekko Kilavos see?
CMS counts 358 Medicare patients who saw Dr. Kilavos in 2024, with an average age of 75.
Show 7 more questionsShow fewer questions
What services does Dr. Mary Frekko Kilavos bill to Medicare?
In 2024, Dr. Kilavos' most billed Medicare services were office visit, established patient (99214), medicare service (G0439) and surgery: heart and blood vessels (36415).
Where did Dr. Mary Frekko Kilavos go to medical school?
Dr. Kilavos graduated from Georgetown University School of Medicine in 2002.
What drugs does Dr. Mary Frekko Kilavos prescribe most?
In 2024 Medicare Part D data, Dr. Kilavos' most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Rosuvastatin Calcium.
Has Dr. Mary Frekko Kilavos received payments from drug or device companies?
CMS Open Payments shows $663 in general payments to Dr. Kilavos from 11 companies from 2016 to 2025. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Dr. Mary Frekko Kilavos been practicing?
Dr. Kilavos graduated from medical school in 2002, 24 years ago.
Does Dr. Mary Frekko Kilavos do research?
Dmand AI links 1 publication to Dr. Kilavos.
Who does Dr. Mary Frekko Kilavos publish with?
Dr. Kilavos' most frequent co-authors are Donald M. Poretz, MD (1 shared paper) and Samuel Mark Shor, MD (1 shared paper).
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