Physician Profile
Marijane Hynes, M.D.
Unclaimed ProfileAbout Dr. Hynes
Marijane Hynes, M.D. practices internal medicine in Washington, DC. Marijane is a 1994 graduate of George Washington University School of Medicine. According to Medicare claims data, Marijane cared for 90 Medicare patients across 133 services.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Specialty
Credentials & Licensing
Source: NPPES NPI Registry
Contact Information
- (202) 741-2222
- Email not available
Practice Locations
2150 PENNSYLVANIA AVE NW
Washington, DC 20037
Conditions Commonly Evaluated or Treated
Within Internal 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
Cardiometabolic
Digestive and liver
Endocrine, blood, and bone
Infectious disease
Kidney and urinary
Respiratory
Blood & Circulation
Blood disorders
Brain & Nerves
Brain and nerves
Cardiac and vascular
Digestive
Heart & Circulation
Infections
Kidney & Bladder
Lungs & Breathing
Mental Health
Neurologic and behavioral
Pain
Rheumatologic and pain
Procedures & services
Most searched procedures
Preventive and evaluation
Screening and diagnostic testing
Bones & Joints
Brain and nerves
Cancer screening
Digestive
Exams & Consultations
Heart & Circulation
Heart health
Imaging referral
Immunizations
Lab tests
Lungs & Breathing
Metabolic & Weight
Minor procedures
Office procedures
Office Procedures
Pain management
Preventive & Routine Care
Screenings & Diagnostics
Sexual health
Procedures Most Often Billed to Medicare
133 services · 90 patients · 3 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
95 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
25 |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
13 |
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 internal medicines at this location 6
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 3
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 — 23 related providers in 3 groups
Other internal medicines in Washington 7
Same specialty, same city.
Trained at George Washington University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1994 at George Washington University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Common questions
What kind of doctor is Marijane Hynes?
Marijane Hynes is an internal medicine in Washington, DC. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Marijane Hynes's address?
Marijane Hynes is listed at 2150 Pennsylvania Ave Nw, Washington, DC 20037. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Marijane Hynes?
The number on file is (202) 741-2222. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Marijane Hynes's NPI number?
Marijane Hynes's National Provider Identifier is 1043380850. 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
Where did Marijane Hynes train?
Marijane Hynes attended George Washington University School of Medicine, graduating in 1994. This comes from the CMS National Downloadable File.
CMS public data
How long has Marijane Hynes been practicing?
Marijane Hynes has 32 years experience. Calculated from a graduation year of 1994, reported in the CMS National Downloadable File.
CMS public data
What procedures does Marijane Hynes perform?
According to Medicare billing data, Marijane Hynes the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Marijane Hynes confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Marijane Hynes. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.