Mark Rosenblum, MD
NPI 1003809310 · Urology Physician · Bethesda, MD
Enrolled with Medicare as Practitioner - Urology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Rosenblum, MD is a Urology Physician provider in Bethesda, MD (NPI 1003809310).
Provider details
- NPI number
- 1003809310
- Entity type
- Individual
- Primary specialty
- Urology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD035492 (DC)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
4,956 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Automated Urinalysis Test81003 | 707 | $2 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 613 | $18 |
| Principal Care Management Services for a Single High-Risk Disease, First 30 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99426 | 541 | $68 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 456 | $140 |
| Chronic Care Management Services, First 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99490 | 447 | $69 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 15 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tamsulosin Hcl | 349 | 130 |
| Finasteride | 121 | 43 |
| Alfuzosin Hclbrand: Alfuzosin Hcl Er | 70 | 21 |
| Mirabegronbrand: Myrbetriq | 58 | 23 |
| Enzalutamidebrand: Xtandi | 56 | 11 |
| Oxybutynin Chloridebrand: Oxybutynin Chloride Er | 35 | 16 |
| Abiraterone Acetate | 30 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,214 across 52 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (2)
- 1840 Amherst StWinchester, VA 22601-2808Phone: (540) 536-8000Fax: (540) 536-7780
- 1712 Amherst StWinchester, VA 22601-2807Phone: (540) 667-1712Fax: (540) 665-0045
Registry dates
- Enumerated
- 2005-08-23
- Last updated
- 2025-10-29
- Certified
- 2025-10-29
Frequently asked questions
- What is Mark Rosenblum's NPI number?
- Mark Rosenblum's National Provider Identifier (NPI) is 1003809310, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Rosenblum's specialty?
- Mark Rosenblum is listed in the NPPES registry with a primary specialty of Urology Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Rosenblum located?
- Mark Rosenblum's practice location on file with NPPES is 6410 Rockledge Dr Ste 503, Bethesda, MD 20817-7822.
- What is Mark Rosenblum's phone number?
- The practice phone number listed in the NPPES registry for Mark Rosenblum is (301) 530-1700.
- Does Mark Rosenblum accept Medicare?
- Mark Rosenblum is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Rosenblum's NPI active?
- Yes — Mark Rosenblum's NPI (1003809310) is active in the NPPES registry as of the last update on 2025-10-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.