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Edit this profileAt a glance
- 8901 Wisconsin Ave Radiation Oncology Bldg 19, Level B, Bethesda, MD 20889
About Dr. Greer
Based in Bethesda, MD, Lester L. Greer, M.D. is listed in the NPI registry under radiation oncology. Medicare claims data shows Lester provided 52 services to 36 patients. The services billed most often include ct guidance for insertion of radiation therapy fields and radiation treatment management, 5 treatment sessions. NPI 1801058375 identifies this record in the national registry.
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
- (301) 295-5001
- Email not available
Practice Locations
8901 WISCONSIN AVE RADIATION ONCOLOGY BLDG 19, LEVEL B
Bethesda, MD 20889
Conditions Commonly Evaluated or Treated
Within Radiation Oncology 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
Cancer care
Most searched conditions
Benign condition
Blood and lymph cancer
Bone cancer
Brain tumors
Cancer emergencies
Chest cancer
Endocrine cancer
Eye cancer
Eye conditions
Foot conditions
Gastrointestinal cancer
- Anal cancer
- Bile duct cancer
- Colon cancer
- Esophageal cancer
- Gallbladder cancer
- Liver cancer
- Pancreatic cancer
- Stomach cancer
Gynecologic cancer
Head & neck cancer
Head and neck cancer
Metastatic cancer
Neurologic condition
Orthopedic conditions
Sarcoma
Skin cancer
Thoracic cancer
Urologic cancer
Vascular conditions
Procedures & services
Most searched procedures
Advanced radiation
Benign treatment
Brain radiation
Cancer treatment
Central nervous system
Consultation
External radiation
- Electron beam therapy
- Image-guided radiation (IGRT)
- IMRT (Targeted intensity radiation)
- RapidArc / VMAT radiation
- Total body irradiation (TBI)
Eye cancer treatment
Follow-up care
Heart treatments
Internal radiation
Pain and symptom relief
Particle therapy
Precision radiation
- Adaptive radiation therapy
- Heart-sparing breath hold radiation (DIBH)
- Spine radiosurgery
- Stereotactic body radiation (SBRT)
- Stereotactic radiosurgery (SRS)
- Tattoo-free radiation
Prostate cancer treatment
Prostate protection
Radiation therapy
Skin cancer treatment
Skin lymphoma treatment
Specialized radiation
Targeted isotopes
Targeted radiation drugs
Treatment planning
Procedures Most Often Billed to Medicare
52 services · 36 patients · 2 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Ct guidance for insertion of radiation therapy fields | Imaging | 77014 |
35 | Less often than most peers in Radiation Oncology |
| Radiation treatment management, 5 treatment sessions | Imaging | 77427 |
17 | Less often than most peers in Radiation Oncology |
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.
Related specialists at this location 2
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.
Other radiation oncologists in Bethesda 8
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2008 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Ct guidance for insertion of radiation therapy fields 8
Providers in MD who bill this service to Medicare most often.
Common questions
What kind of doctor is Lester L. Greer?
Lester L. Greer is a radiation oncologist in Bethesda, MD. That is the designation recorded for this NPI in the federal registry, where it is listed as “Radiation Oncology”.
NPI registry
What is Lester L. Greer's address?
Lester L. Greer is listed at 8901 Wisconsin Ave Radiation Oncology Bldg 19, Level B, Bethesda, MD 20889. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Lester L. Greer?
The number on file is (301) 295-5001. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Lester L. Greer?
Lester L. Greer's National Provider Identifier is 1801058375. 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 Lester L. Greer train?
Lester L. Greer attended Other, graduating in 2008. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Lester L. Greer have?
Lester L. Greer has 18 years experience. Calculated from a graduation year of 2008, reported in the CMS National Downloadable File.
CMS public data
What procedures does Lester L. Greer perform?
According to Medicare billing data, Lester L. Greer performs imaging including ct guidance for insertion of radiation therapy fields and radiation treatment management, 5 treatment sessions. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Lester L. Greer's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Lester L. Greer. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.