Physician Profile
Thejana K. Marasinghe, M.D.
Unclaimed ProfileAbout Dr. Marasinghe
Thejana K. Marasinghe, M.D. practices family practice in Seattle, WA. According to Medicare claims data, Thejana cared for 254 Medicare patients across 334 services. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, and 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'.
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
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
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
- (206) 326-3000
- Email not available
Practice Locations
310 15TH AVE E
Seattle, WA 98112
12800 Bothell Everett Hwy
Everett, WA 98208
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
Cardiometabolic
Digestive
Genitourinary and reproductive
Musculoskeletal and pain
Neurologic and behavioral
Respiratory and infectious
Skin
Common childhood and ear conditions
Pain & Joints
Procedures & services
Most searched procedures
Preventive interventions
Screening and testing
Diagnostic Tests
Exams & Screenings
Foot and Leg Pain
Heart & Circulation
Injections
Lungs & Breathing
Minor Procedures
Occupational Health
Office procedures
Pain Management
Preventive Care
Respiratory
Senior Care
Sexual & Reproductive Health
Skin Procedures
Sleep Health
Urgent Care Procedures
Wellness & Weight
Women's Health
Procedures Most Often Billed to Medicare
334 services · 254 patients · 8 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Influenza vaccine, inactivated | Treatment | 90653 |
15 | Less often than most peers in FAMILY PRACTICE |
| Sarscv2 vac 30mcg trs-suc im | Treatment | 91320 |
11 | Too few peers to compare |
| Admn sarscov2 vacc 1 dose | Treatment | 90480 |
11 | Less often than most peers in FAMILY PRACTICE |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
148 | As often as other peers in FAMILY PRACTICE |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
64 | As often as other peers in FAMILY PRACTICE |
| 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' | Billing code | G2211 |
39 | Less often than most peers in FAMILY PRACTICE |
| Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | Billing code | G0439 |
28 | Less often than most peers in FAMILY PRACTICE |
| Administration of influenza virus vaccine | Billing code | G0008 |
18 | Less often than most peers in FAMILY PRACTICE |
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.
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.
Other family practices in Seattle 5
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 2002 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Influenza vaccine, inactivated 8
Providers in WA who bill this service to Medicare most often.
Common questions
What kind of doctor is Thejana K. Marasinghe?
Thejana K. Marasinghe is a family practice in Seattle, WA. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Thejana K. Marasinghe's address?
Thejana K. Marasinghe is listed at 310 15Th Ave E, Seattle, WA 98112. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Thejana K. Marasinghe?
The number on file is (206) 326-3000. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Thejana K. Marasinghe's NPI number?
Thejana K. Marasinghe's National Provider Identifier is 1184777534. 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 Thejana K. Marasinghe train?
Thejana K. Marasinghe attended Other, graduating in 2002. This comes from the CMS National Downloadable File.
CMS public data
How long has Thejana K. Marasinghe been practicing?
Thejana K. Marasinghe has 24 years experience. Calculated from a graduation year of 2002, reported in the CMS National Downloadable File.
CMS public data
What procedures does Thejana K. Marasinghe perform?
According to Medicare billing data, Thejana K. Marasinghe provides treatments such as influenza vaccine, inactivated and sarscv2 vac 30mcg trs-suc im, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Thejana K. Marasinghe confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Thejana K. Marasinghe. 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.