David Brennan, M.D.
NPI 1982083184 · Internal Medicine Physician · Rochester, MN
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Brennan, M.D. is a Internal Medicine Physician provider in Rochester, MN (NPI 1982083184).
Provider details
- NPI number
- 1982083184
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
11 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
671 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) |
|---|---|---|
| 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 | 170 | $16 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 121 | $182 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 87 | $130 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 73 | $92 |
| Chronic Care Management Services, First 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99490 | 46 | $63 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 86 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 291 | 84 |
| Losartan Potassium | 127 | 45 |
| Rosuvastatin Calcium | 110 | 40 |
| Amlodipine Besylate | 102 | 34 |
| Pantoprazole Sodium | 95 | 33 |
| Levothyroxine Sodium | 90 | 34 |
| Lisinopril |
Practice location
Mailing address
Registry dates
- Enumerated
- 2015-05-21
- Last updated
- 2020-08-12
- Certified
- 2020-08-12
Frequently asked questions
- What is David Brennan's NPI number?
- David Brennan's National Provider Identifier (NPI) is 1982083184, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Brennan's specialty?
- David Brennan is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is David Brennan located?
- David Brennan's practice location on file with NPPES is 200 1st St Sw, Rochester, MN 55905-0001.
- What is David Brennan's phone number?
- The practice phone number listed in the NPPES registry for David Brennan is (507) 284-2511.
- Does David Brennan accept Medicare?
- David Brennan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Brennan's NPI active?
- Yes — David Brennan's NPI (1982083184) is active in the NPPES registry as of the last update on 2020-08-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.