David Marr, M.D.
NPI 1760483721 · Sports Medicine (Family Medicine) Physician · Portland, ME
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Marr, M.D. is a Sports Medicine (Family Medicine) Physician provider in Portland, ME (NPI 1760483721).
Provider details
- NPI number
- 1760483721
- Entity type
- Individual
- Primary specialty
- Sports Medicine (Family Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- MD15231 (ME)
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
311 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) |
|---|---|---|
| Aspiration And/Or Injection of Fluid Large Joint Using Ultrasound Guidance20611 | 98 | $109 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 95 | $91 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 61 | $111 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 25 | $128 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 19 | $57 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-08-02
- Last updated
- 2017-06-12
Frequently asked questions
- What is David Marr's NPI number?
- David Marr's National Provider Identifier (NPI) is 1760483721, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Marr's specialty?
- David Marr is listed in the NPPES registry with a primary specialty of Sports Medicine (Family Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is David Marr located?
- David Marr's practice location on file with NPPES is 33 Sewall St, Portland, ME 04102-2603.
- What is David Marr's phone number?
- The practice phone number listed in the NPPES registry for David Marr is (207) 828-2100.
- Does David Marr accept Medicare?
- David Marr is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Marr's NPI active?
- Yes — David Marr's NPI (1760483721) is active in the NPPES registry as of the last update on 2017-06-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.