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Edit this profileAt a glance
- 311 N 4Th St, Oakland, MD 21550
About Dr. Johnson
Based in Oakland, MD, Thomas G. Johnson, M.D. is listed in the NPI registry under family practice. Thomas graduated from University of Pittsburgh School of Medicine in 1972. Thomas is also listed as specializing in family medicine. According to Medicare claims data, Thomas cared for 1,857 Medicare patients across 2,350 services. The services billed most often include routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only, ultrasound of heart with color-depicted blood flow, rate, direction and valve function, and exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician. NPI 1285627604 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) 334-8171
- Email not available
Practice Locations
311 N 4TH ST
Oakland, MD 21550
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
- Acid reflux
- IBS
Genitourinary and reproductive
- Erectile dysfunction
- Heavy periods
Musculoskeletal and pain
Neurologic and behavioral
Respiratory and infectious
- Acute bronchitis
- Asthma
- Sinus infection
Skin
Common childhood and ear conditions
- Ear infection
- Pink eye
Pain & Joints
- Arthritis
- Back pain
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
- Immunotherapy
- Vitamin B12 Injections
Lungs & Breathing
- Pulmonary function test
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
- Cognitive Assessment
Sexual & Reproductive Health
- STD Swabs and Screening
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
2,350 services · 1,857 patients · 7 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | Treatment | 93010 |
1,402 | More than most peers in Family Practice |
| Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | Treatment | 93306 |
440 | More than most peers in Family Practice |
| Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician | Treatment | 93018 |
162 | More than most peers in Family Practice |
| Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician | Treatment | 93016 |
160 | More than most peers in Family Practice |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | Treatment | 93010 |
92 | More than most peers in Family Practice |
| Heart rhythm review, and interpretation of continous external ekg over more than 48 hours up to 7 days | Treatment | 93244 |
60 | Too few peers to compare |
| Heart rhythm review and interpretation of continous external ekg over 8-15 days | Treatment | 93248 |
34 | More 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.
Other family practices at this location 5
Same specialty, same street address — most likely the same department or group.
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 Oakland 4
Same specialty, same city.
More connections — 20 related providers in 3 groups
Trained at University of Pittsburgh School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1972 at University of Pittsburgh School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 4
Providers in MD who bill this service to Medicare most often.
Common questions
What kind of doctor is Thomas G. Johnson?
Thomas G. Johnson is a family practice in Oakland, MD. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Thomas G. Johnson's address?
Thomas G. Johnson is listed at 311 N 4Th St, Oakland, MD 21550. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Thomas G. Johnson?
The number on file is (301) 334-8171. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Thomas G. Johnson's NPI number?
Thomas G. Johnson's National Provider Identifier is 1285627604. 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 Thomas G. Johnson train?
Thomas G. Johnson attended University of Pittsburgh School of Medicine, graduating in 1972. This comes from the CMS National Downloadable File.
CMS public data
How long has Thomas G. Johnson been practicing?
Thomas G. Johnson has 54 years experience. Calculated from a graduation year of 1972, reported in the CMS National Downloadable File.
CMS public data
What procedures does Thomas G. Johnson perform?
According to Medicare billing data, Thomas G. Johnson provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report only and ultrasound of heart with color-depicted blood flow, rate, direction and valve function. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Thomas G. Johnson confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Thomas G. Johnson. If this is you, claiming it is free.
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