Dr. Nicholas Thomas Leone, MD
- Medicare services, 2024
- 9,163
- Medicare patients, 2024
- 1,353
- Part D claims, 2024
- 2,611
- Hospital affiliations
- 3
- Industry payments
- $17,199
- Practice address
- 1838 Greene Tree Rd, Pikesville, MD 21208
- Practice phone
- Call (410) 602-7782
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Pikesville MD Endoscopy ASC LLC
Pikesville, Maryland
Find Dr. Leone'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. Nicholas Thomas Leone is a urologist in Pikesville, Maryland
Dr. Leone practices at Pikesville MD Endoscopy ASC LLC in Pikesville, Maryland.
Dr. Leone's NPI, 1386700789, was assigned on December 29, 2006. Dr. Leone holds Maryland license MD432669.
- NPI
- 1386700789NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2365597275
- NPI enumeration date
- December 29, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (410) 602-7782
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 49
- Medical school graduation
- 2003
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Nicholas Thomas Leone practices at Pikesville MD Endoscopy ASC LLC in Pikesville, Maryland
Dr. Leone's primary practice is Pikesville MD Endoscopy ASC LLC, at 1838 Greene Tree Rd, Pikesville, MD 21208 in Baltimore County. The practice phone is (410) 602-7782.
- Pikesville MD Endoscopy ASC LLC1838 Greene Tree Rd, Pikesville, MD 21208 · Baltimore CountyPhone(410) 602-7782
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Nicholas Thomas Leone is affiliated with 5 sites of care and 1 medical group
Dr. Leone's primary practice is Pikesville MD Endoscopy ASC LLC in Pikesville, Maryland. Dr. Leone is also affiliated with Sinai Hospital of Baltimore. The medical group on file is Chesapeake Urology Associates. Dmand AI also links Dr. Leone to 2 more hospitals and 1 group practice or clinic, 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. Nicholas Thomas Leone's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Leone practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Pikesville MD Endoscopy ASC LLC | Available with a free account |
| +4 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Nicholas Thomas Leone is one of 268 urologists in Maryland
Urology is Dr. Leone's primary specialty in the NPI Registry, under taxonomy code 208800000X. Dmand AI has Dr. Leone's licenses on file in 2 states: Maryland and Pennsylvania.
Specialties and state licenses
- Urology, MarylandPrimary
- Pennsylvania license
Urologists near Dr. Leone
Counts of urologists 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. Nicholas Thomas Leone billed Medicare for 9,163 services in 2024
CMS data shows 9,163 Medicare services from Dr. Leone across 35 procedure codes in 2024, for 1,353 Medicare patients. Medicare paid $477,151 for them.
Dr. Leone's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,8642024: 3,60593%
- Other services
- 2023: 622024: 1,7922790%
- Surgery
- 2023: 1,5192024: 1,519No change
- Lab and pathology
- 2023: 1,2342024: 1,2763%
- Imaging
- 2023: 6692024: 7218%
- Drugs given in the office
- 2023: 1,8552024: 17291%
- Tests and treatments
- 2023: 1052024: 7826%
Where Dr. Leone's Medicare services took place, 2024
- In an office8,83696%
- In a facility3274%
Dr. Leone compared with the Maryland median for urologists, 2024
- Dr. Leone
- Maryland median
- Medicare services
- 9,163vs 2,5223.6 times
- Medicare patients
- 1,353vs 69096% above
- Part D claims
- 2,472vs 6004.1 times
Medians across 265 urologists in Maryland with Dmand AI profiles that report each measure.
Dr. Leone'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. Leone and other urologists in Maryland.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Nicholas Thomas Leone treated 1,353 Medicare patients in 2024, average age 76
CMS counts 1,353 Medicare patients who saw Dr. Leone in 2024. The largest group is 75 to 84, with 565 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 10% are also on Medicaid. Their average risk score is 1.14, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Leone's median patient age at 71, with 11% women.
Dr. Leone's Medicare patients by age, 2024
Dr. Leone's Medicare patients by sex, 2024
- Women15411%
- Men1,19989%
Chronic conditions among Dr. Leone's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis45%
- Cancer37%
- Diabetes35%
- Ischemic heart disease31%
- Chronic kidney disease26%
- Atrial fibrillation19%
Share of Medicare patients with each condition. A patient can have several.
Dr. Leone's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women11%
- Men87%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Nicholas Thomas Leone wrote 2,611 Medicare Part D claims in 2024
In 2024, Dr. Leone wrote 2,611 Medicare Part D claims for 640 patients. 86% of them were for generic drugs. CMS names the drug for 2,472 of them, across 35 drugs with 11 or more claims each, at $710,453 in total drug cost. In 2023, CMS named 2,281 claims across 32 drugs.
Dr. Leone's Part D claims by kind of drug, 2024
- Generic2,250 claims86%
- Brand-name and other361 claims14%
Dr. Leone'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. Leone's Part D claims, 2024
- Opioids2%48 of 2,611 claims
- Antibiotics12%323 of 2,611 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: 2,2812024: 2,4728%
Drugs named by CMS: 35 in 2024, 32 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. Nicholas Thomas Leone ranks in the 79th percentile for prostate resection in Medicare
Dr. Leone accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Leone as offering telehealth. CMS counts 19 procedures of prostate resection by Dr. Leone, more than 79% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Where Dr. Leone ranks in Medicare procedure volume
- Prostate resection
- 79th percentile19 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Nicholas Thomas Leone received $17,199 in industry payments from 2016 to 2025
CMS Open Payments shows 828 general payments to Dr. Leone from 59 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 97% of the total. Astellas Pharma US Inc paid the most, $1,612.
General payments to Dr. Leone by program year, 2016 to 2025
General payments to Dr. Leone by kind, 2016 to 2025
- Food and beverage$16,65297%
- Travel and lodging$2301%
- Speaker and faculty fees$1291%
- Grants$1251%
- Other$630%
Companies that paid Dr. Leone the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Nicholas Thomas Leone'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)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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. Nicholas Thomas Leone
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. Nicholas Thomas Leone's NPI number?
Dr. Nicholas Thomas Leone's NPI number is 1386700789. It was assigned on December 29, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Nicholas Thomas Leone?
Dr. Nicholas Thomas Leone is a urologist in Pikesville, Maryland. The primary specialty in the NPI Registry is Urology Physician (taxonomy code 208800000X).
Where does Dr. Nicholas Thomas Leone practice?
Dr. Leone practices at 1838 Greene Tree Rd, Pikesville, MD 21208. Dr. Leone's primary practice is Pikesville MD Endoscopy ASC LLC in Pikesville, Maryland. Dmand AI also links Dr. Leone to 2 hospitals and 1 group practice or clinic.
What is Dr. Nicholas Thomas Leone's office phone number?
The practice phone on file for Dr. Leone is (410) 602-7782.
What is Dr. Nicholas Thomas Leone's medical license number?
Dr. Leone holds Maryland license MD432669, one of the licenses on file in 2 states.
Which states has Dr. Nicholas Thomas Leone been licensed in?
Dmand AI has state licenses on file for Dr. Leone in Maryland and Pennsylvania.
Which hospitals is Dr. Nicholas Thomas Leone affiliated with?
Dr. Leone is affiliated with Sinai Hospital of Baltimore. Dmand AI links Dr. Leone to 2 more hospitals.
What medical group is Dr. Nicholas Thomas Leone part of?
Dr. Leone is linked to Chesapeake Urology Associates.
Does Dr. Nicholas Thomas Leone accept Medicare?
Yes. CMS data shows Dr. Leone billed Medicare for 9,163 services in 2024, and Dr. Leone accepts Medicare assignment.
Does Dr. Nicholas Thomas Leone offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Leone as offering telehealth services.
Show 5 more questionsShow fewer questions
How many Medicare patients does Dr. Nicholas Thomas Leone see?
CMS counts 1,353 Medicare patients who saw Dr. Leone in 2024, with an average age of 76.
What services does Dr. Nicholas Thomas Leone bill to Medicare?
In 2024, Dr. Leone's most billed Medicare services were medicare service (G2211), lab and pathology test (81003) and office visit, established patient (99213).
What drugs does Dr. Nicholas Thomas Leone prescribe most?
In 2024 Medicare Part D data, Dr. Leone's most prescribed drugs by claims were Tamsulosin HCl, Finasteride and Gemtesa.
Has Dr. Nicholas Thomas Leone received payments from drug or device companies?
CMS Open Payments shows $17,199 in general payments to Dr. Leone from 59 companies from 2016 to 2025. The largest total came from Astellas Pharma US Inc.
How long has Dr. Nicholas Thomas Leone been practicing?
Dr. Leone graduated from medical school in 2003, 23 years ago.
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