Maureen Fennell, M.D.
NPI 1750343075 · Cardiovascular Disease Physician · Rockville, MD
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Maureen Fennell, M.D. is a Cardiovascular Disease Physician provider in Rockville, MD (NPI 1750343075).
Provider details
- NPI number
- 1750343075
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- D0044928 (MD)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
2,535 Medicare services, 2024 (ranked within specialty)
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 methodology.
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) |
|---|---|---|
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 884 | $9 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 475 | $140 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 396 | $16 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 170 | $219 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 107 | $72 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 38 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 281 | 85 |
| Metoprolol Succinate | 232 | 77 |
| Atorvastatin Calcium | 213 | 85 |
| Apixabanbrand: Eliquis | 128 | 40 |
| Spironolactone | 121 | 40 |
| Carvedilol | 115 | 38 |
| Valsartan | 114 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-04-03
- Last updated
- 2014-01-17
Frequently asked questions
- What is Maureen Fennell's NPI number?
- Maureen Fennell's National Provider Identifier (NPI) is 1750343075, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maureen Fennell's specialty?
- Maureen Fennell is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Maureen Fennell located?
- Maureen Fennell's practice location on file with NPPES is 15005 Shady Grove Rd, Rockville, MD 20850-6340.
- What is Maureen Fennell's phone number?
- The practice phone number listed in the NPPES registry for Maureen Fennell is (240) 238-3760.
- Does Maureen Fennell accept Medicare?
- Maureen Fennell is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Maureen Fennell's NPI active?
- Yes — Maureen Fennell's NPI (1750343075) is active in the NPPES registry as of the last update on 2014-01-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.