Daniel Marchalik, M.D.
Urology Physician · Washington, DC
Daniel Marchalik, M.D. is a urology physician with a practice address in Washington, District of Columbia, and NPI 1588963029, issued on Mar 23, 2011. Check the license (District of Columbia MD044242, as entered in NPPES) on the District of Columbia Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- Daniel Marchalik
- Credential
- M.D.
- Primary taxonomy
- Urology Physician 208800000X
- License number
- MD044242 DC
Self-reported in NPPES; status is on the state search - Practice location
- 3800 Reservoir RD NW, Washington, DC 20007
- Phone
- (202) 444-4922
- Enumerated
- Mar 23, 2011
- Record last updated
- Jun 8, 2016 (not updated in 10 years: call before relying on the address or phone)
- Fax
- (202) 444-6292
- Medicare enrollment
- Enrolled (PECOS I20160913000792); accepts Medicare assignment
- Medical or professional school
- Rutgers R W Johnson Medical School (Cam/New Bruns/Pisc), 2011
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest urology physician records → All 52 in District of Columbia → Look up another NPI →
Also registered at 3800 Reservoir RD NW
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Zeinab Abdi, M.D.Pediatrics Physician1861781437
Verify Daniel Marchalik in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersDistrict of Columbia Board of Medicine
Search for license MD044242Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
80% fewer Medicare Part D claims than the average urology physician in 2024
264 Medicare Part D claims for 105 beneficiaries, against an average of 1,340 among the 10,782 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims.
Most prescribed
- Tamsulosin Hcl126 claims
- Potassium Citrate Er21 claims
- Oxybutynin Chloride Er13 claims
- Sulfamethoxazole-Trimethoprim13 claims
- Myrbetriq11 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The practice group's MIPS final score for 2023 (Medicare payment program): 80.2 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $925.51
6 payments; by number, the most common kind was food and beverage; the largest payer was Cook Incorporated. The 9,340 providers of this specialty with any payment received $3,800.04 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Medstar Medical Group II LLCWashington, DC
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Daniel Marchalik among 52 urology physician records in District of Columbia
Daniel Marchalik, M.D. is one of 52 urology physician records with a practice address in District of Columbia. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 81% of them.
- NPI issued2011 · 81% of these records are older, 13% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2011 · median 2000 among the 32 with a school on file
- Record last updated2016 · 71% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208800000X and a District of Columbia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Urology Physician providers in District of Columbia
There are 52 urology physician records in District of Columbia.
All 52 in District of Columbia → Every provider in Washington → Urology Physician nationwide →
The 8 urology physician records with the nearest ZIP codes
- Gaurav Bandi, MDWashington, DC 200071891750196
- Michael Fabrizio, M.D.Washington, DC 200071427036664
- Mohit Gupta, M.D.Washington, DC 200071467714576
- Ryan Hankins, M.D.Washington, DC 200071164712469
- Charlotte Houston, MDWashington, DC 200071003376542
- Keith Kowalczyk, MDWashington, DC 200071134370182
- John Lynch, MDWashington, DC 200071396748802
- Nathan Shaw, M.D.Washington, DC 200071083078166
Common questions
What is Daniel Marchalik, M.D.'s NPI number?
Daniel Marchalik, M.D.'s National Provider Identifier (NPI) is 1588963029, issued on Mar 23, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Daniel Marchalik, M.D. located?
The NPPES record lists a practice address at 3800 Reservoir RD NW, Washington, DC, 20007. Phone: (202) 444-4922. Providers update this record themselves, so call before visiting.
How can I verify Daniel Marchalik, M.D.'s license?
NPPES lists District of Columbia license number MD044242, as entered by the provider. Search the District of Columbia Board of Medicine at https://dchealth.dc.gov/bomed. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Daniel Marchalik, M.D. prescribe under Medicare Part D?
In 2024, Daniel Marchalik, M.D. had 264 Medicare Part D claims for 105 beneficiaries; the average among urology physician prescribers was 1,340. Part D covers Medicare prescriptions only.
What is Daniel Marchalik, M.D.'s MIPS final score?
The 2023 MIPS final score is 80.2 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.