Are you David S. Marr, M.D.? This profile is yours to edit: update your address, phone, photo and services.
Edit this profileAt a glance
- 33 Sewall St, Portland, ME 04102
About Dr. Marr
David S. Marr, M.D. practices family medicine — sports medicine in Portland, ME. David is a 1997 graduate of University of Massachusetts Medical School. Medicare claims data shows David provided 662 services to 278 patients. The services billed most often include injection, methylprednisolone acetate, 1 mg, aspiration and/or injection of fluid large joint using ultrasound guidance, and established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more. The provider's National Provider Identifier (NPI) is 1760483721.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (207) 828-2100
- Email not available
Practice Locations
33 SEWALL ST
Portland, ME 04102
Conditions Commonly Evaluated or Treated
Within Family Medicine generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
- Allergies
- Diabetes
- Flu
- Hypothyroidism
- Strep throat
- UTI
Cardiometabolic
Digestive
Genitourinary and reproductive
Musculoskeletal and pain
Neurologic and behavioral
Respiratory and infectious
- Acute bronchitis
- Asthma
- Sinus infection
Skin
Common childhood and ear conditions
Pain & Joints
Procedures & services
Most searched procedures
- Annual physical
- Blood test
- Flu shot
- Medicare wellness visit
- Sick visit
- TB test
- Well-woman exam
Preventive interventions
- Birth control counseling
- Smoking cessation counseling
Screening and testing
- Cholesterol screening
- Depression screening
- Diabetes and prediabetes screening
- EKG
Diagnostic Tests
- COVID-19 testing
- Rapid Strep and Flu Swabs
- Urine Drug Screen
Exams & Screenings
- Camp and School Physical
- Pre-Op Clearance Exam
Foot and Leg Pain
- Toenail Fungus Treatment
Heart & Circulation
Injections
Lungs & Breathing
Minor Procedures
- Burn and Wound Care
- Ingrown toenail removal
- Suture removal
Occupational Health
- DOT Physical
Office procedures
- Earwax removal
- Incision and drainage of an abscess
- Superficial foreign-body removal
Pain Management
- Joint injections
Preventive Care
- Chronic Illness Checkup
- Routine Vaccines
- Travel Vaccines And Consult
Respiratory
- Breathing Treatment
Senior Care
Sexual & Reproductive Health
Skin Procedures
- Cyst Removal
- Precancerous Sun Spot Freezing
- Skin Tag Removal
- Wart Removal
Sleep Health
- At-Home Sleep Study Order
Urgent Care Procedures
- Stitches and Laceration Repair
Wellness & Weight
- Weight Management Consult
Women's Health
- Hormone Replacement Therapy Consultation
Procedures Most Often Billed to Medicare
662 services · 278 patients · 8 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Aspiration and/or injection of fluid large joint using ultrasound guidance | Procedure | 20611 |
98 | As often as other peers in Family Medicine — Sports Medicine |
| Injection, methylprednisolone acetate, 1 mg | Drug given | J1010 |
304 | Less often than most peers in Family Medicine — Sports Medicine |
| Hyaluronan or derivative, euflexxa, for intra-articular injection, per dose | Drug given | J7323 |
47 | Less often than most peers in Family Medicine — Sports Medicine |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
95 | As often as other peers in Family Medicine — Sports Medicine |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
61 | More often than most peers in Family Medicine — Sports Medicine |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
25 | Less often than most peers in Family Medicine — Sports Medicine |
| Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more | Office visit | 99212 |
19 | As often as other peers in Family Medicine — Sports Medicine |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
13 | Less often than most peers in Family Medicine — Sports Medicine |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other family doctors at this location 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 8
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 26 related providers in 4 groups
Other family doctors in Portland 3
Same specialty, same city.
Trained at University of Massachusetts Medical School 8
Other providers in the same specialty who trained at the same institution.
Class of 1997 at University of Massachusetts Medical School 8
Providers who graduated from the same medical school in the same year.
Also performs Aspiration and/or injection of fluid large joint using ultrasound guidance 7
Providers in ME who bill this service to Medicare most often.
Common questions
What is David S. Marr's specialty?
David S. Marr is a family doctor in Portland, ME. That is the designation recorded for this NPI in the federal registry, where it is listed as “Family Medicine — Sports Medicine”.
NPI registry
Where can I find David S. Marr?
David S. Marr is listed at 33 Sewall St, Portland, ME 04102. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact David S. Marr?
The number on file is (207) 828-2100. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for David S. Marr?
David S. Marr's National Provider Identifier is 1760483721. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
What is David S. Marr's education?
David S. Marr attended University of Massachusetts Medical School, graduating in 1997. This comes from the CMS National Downloadable File.
CMS public data
How much experience does David S. Marr have?
David S. Marr has 29 years experience. Calculated from a graduation year of 1997, reported in the CMS National Downloadable File.
CMS public data
What is David S. Marr known for?
According to Medicare billing data, David S. Marr performs procedures including aspiration and/or injection of fluid large joint using ultrasound guidance, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is David S. Marr's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by David S. Marr. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.