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- 300 Ruby St, Walterboro, SC 29488
About Dr. Thomas
Based in Walterboro, SC, Robert L. Thomas, MD is listed in the NPI registry under internal medicine. Robert is also listed as specializing in critical care medicine, pulmonary disease, and sleep medicine. According to Medicare claims data, Robert cared for 2,283 Medicare patients across 3,594 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, advance care planning, first 30 minutes, and annual alcohol misuse screening, 5 to 15 minutes. NPI 1750351508 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
- (843) 549-5599
- Email not available
Practice Locations
300 RUBY ST
Walterboro, SC 29488
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
- Allergies
- Diabetes
- Flu
- Hypothyroidism
- Strep throat
- UTI
Cardiometabolic
Digestive and liver
- Acid reflux
- Fatty liver disease
- IBS
Endocrine, blood, and bone
Infectious disease
Kidney and urinary
- Chronic kidney disease
- Enlarged prostate
Respiratory
Blood & Circulation
- Blood clots
Blood disorders
- Anemia
Brain & Nerves
- Alzheimer's disease
Brain and nerves
- Vertigo
Cardiac and vascular
- AFib
Digestive
- Diverticulitis
Heart & Circulation
- Heart disease
Infections
- Impetigo
Kidney & Bladder
Lungs & Breathing
- Sleep apnea
Mental Health
- Generalized anxiety disorder
- Insomnia and Sleep Problems
Neurologic and behavioral
Pain
- Back pain
Rheumatologic and pain
Procedures & services
Most searched procedures
- Annual physical
- Blood test
- Flu shot
- Medicare wellness visit
- Sick visit
- TB test
- Well-woman exam
Preventive and evaluation
- Medication management
- Post-hospital transitional care
Screening and diagnostic testing
- EKG
- Spirometry
Bones & Joints
- Trigger Point Injections
Brain and nerves
- Epley Maneuver
Cancer screening
- Colon Cancer Screening Referral
- Mammogram Referral
Digestive
- Endoscopy
Exams & Consultations
- Pre-Op Clearance Exam
Heart & Circulation
- Blood Pressure Check
- Heart monitor
Heart health
- Cardiac Stress Test Referral
Imaging referral
- Abdominal Ultrasound Referral
Immunizations
Lab tests
- Urinalysis
Lungs & Breathing
- At-Home Sleep Study Order
Metabolic & Weight
- Weight Loss Injections and Medication
Minor procedures
- Ingrown toenail removal
- Suture removal
Office procedures
- Cryotherapy for skin lesions
- Earwax removal
- Incision and drainage of an abscess
- Skin biopsy
Office Procedures
- Skin Tag and Mole Removal
- Vitamin B12 Injections
- Wart Removal
Pain management
- Knee Joint Injection
Preventive & Routine Care
- Smoking cessation counseling
Screenings & Diagnostics
- Bone Density Scan Referral
- Diabetes Screening and A1C Test
Sexual health
- STI Testing
Procedures Most Often Billed to Medicare
3,594 services · 2,283 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Test to measure expiratory airflow and volume changes before and after medication administration | Treatment | 94060 |
184 | More than most peers in Internal Medicine |
| Sleep study in sleep lab with continuous airway pressure (6 years or older) | Treatment | 95811 |
97 | More often than most peers in Internal Medicine |
| Sleep study in sleep lab (6 years or older) | Treatment | 95810 |
51 | More often than most peers in Internal Medicine |
| Test for exercise-induced lung stress | Treatment | 94618 |
41 | More often than most peers in Internal Medicine |
| Sleep study including heart rate, breathing, airflow, and effort | Treatment | 95806 |
22 | Less often than most peers in Internal Medicine |
| Test to determine lung volumes using sensors | Treatment | 94726 |
21 | Less often than most peers in Internal Medicine |
| Test to examine how well the lungs exchange gases | Treatment | 94729 |
20 | Less often than most peers in Internal Medicine |
| Test to measure expiratory airflow and volume | Treatment | 94010 |
19 | Less often than most peers in Internal Medicine |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
1,419 | More than most peers in Internal Medicine |
| Advance care planning, first 30 minutes | Office visit | 99497 |
296 | More than most peers in Internal 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.
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 1
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other internists in Walterboro 6
Same specialty, same city.
More connections — 23 related providers in 3 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 1986 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Test to measure expiratory airflow and volume changes before and after medication administration 7
Providers in SC who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Thomas?
Dr. Thomas is an internist in Walterboro, SC. That is the designation recorded for this NPI in the federal registry, where it is listed as “Internal Medicine”.
NPI registry
What is Dr. Thomas's address?
Dr. Thomas is listed at 300 Ruby St, Walterboro, SC 29488. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Thomas?
The number on file is (843) 549-5599. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Thomas's NPI number?
Dr. Thomas's National Provider Identifier is 1750351508. 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 Dr. Thomas train?
Dr. Thomas attended Other, graduating in 1986. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Thomas been practicing?
Dr. Thomas has 40 years experience. Calculated from a graduation year of 1986, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Thomas perform?
According to Medicare billing data, Dr. Thomas provides treatments such as test to measure expiratory airflow and volume changes before and after medication administration and sleep study in sleep lab with continuous airway pressure, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Thomas confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Thomas. If this is you, claiming it is free.
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Guide.md listings do not constitute medical advice or an endorsement.