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Edit this profileAt a glance
- 720 Travis, Liberty, TX 77575
About Dr. Callens
Don S. Callens, MD is a healthcare provider in Liberty, TX specializing in family medicine. Don trained at University of Texas Medical Branch at Galveston, graduating in 2004. Medicare claims data shows Don provided 1,895 services to 1,030 patients. The services billed most often include complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count, subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 minutes or more, and urinalysis, manual test. This provider record is associated with NPI 1528285079.
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
- (936) 336-6439
- Email not available
Practice Locations
720 TRAVIS
Liberty, TX 77575
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
Bariatrics
- Severe Obesity
Cancer Prevention
Cancer risk
Digestive
Environmental health
- Asbestos Exposure
- Contaminated drinking water exposure
- Heat exhaustion and heat stroke
- Radon gas exposure
- Tick bite and Lyme disease risk
- Toxic Mold Exposure
- Wildfire smoke and air pollution exposure
- Workplace Chemical Exposure
General wellness
Heart health
Infectious Disease
Infectious disease
Kidney health
Lifestyle & wellness
Lifestyle health
Longevity
Metabolic & Lifestyle
Occupational health
Occupational Health
Rashes & allergy
Sexual Health
Sexual health
Substance use
Travel health
Wellness and energy
Workplace health
Wounds & skin
- Severe skin tears
Most searched conditions
Cardiometabolic
Genitourinary and reproductive
Musculoskeletal and pain
Neurologic and behavioral
Respiratory and infectious
Skin
Common childhood and ear conditions
Pain & Joints
- Arthritis
- Back pain
Procedures & services
Addiction & habits
Bladder & bowel
- Skin barrier and rash care for incontinence
Breathing
- Nebulizer Breathing Treatment Training
Cancer Screening
Cancer screening
Checkups & exams
Chronic illness
Diagnostic testing
Diagnostic Tests
- COVID-19 Rapid Test
- COVID-19 testing
- Rapid Flu Swab
- Rapid Strep and Flu Swabs
- Urine Pregnancy Test
- Urine Drug Screen
Diagnostics & screening
Environmental health
Exams
Exams & Screenings
- Camp and School Physical
- Pre-Op Clearance Exam
Fitness & body composition
Foot and Leg Pain
- Toenail Fungus Treatment
Heart & Circulation
Heart & circulation
Immunizations
Infection & Microbiology Tests
- Colon cancer screening consult
- STI and STD Screening
- H. Pylori Breath Test
Lifestyle & Prevention
Longevity
Lower endoscopy
Metabolic health
Minor Procedures
- Burn and Wound Care
- Ingrown toenail removal
- Suture removal
Occupational health
Occupational Health
Office procedures
- Minor laceration repair
- Removal of a minor skin lesion
- Superficial foreign-body removal
- Earwax removal
- Incision and drainage of an abscess
Post-Op Care
- Surgical Staple Removal
Preventive and evaluation
Preventive Care
- Chronic Illness Checkup
- Travel Vaccines And Consult
- Routine Vaccines
Preventive imaging
Preventive interventions
- Vaccinations and immunizations
- Weight-management counseling
- Birth control counseling
- Smoking cessation counseling
Preventive screening
Routine Blood Tests
Screening & labs
Screening and diagnostic testing
Screening and testing
- Blood pressure screening
- Diabetes and prediabetes screening
- Point-of-care laboratory testing
- Cholesterol screening
- Depression screening
- EKG
Skin Procedures
- Cyst Removal
- Precancerous Sun Spot Freezing
- Skin Tag Removal
- Wart Removal
Sleep Health
Travel Health
Travel medicine
Urgent Care Procedures
- Stitches and Laceration Repair
Wellness
Wellness & Screening
Wellness & Weight
- Weight Management Consult
Women's Health
Workplace health
Wound care
- Suture and Staple Removal
Wounds & skin
- Bedsore staging and treatment
- Wound dressing and care
Sleep
Most searched procedures
Injections
- Immunotherapy
- Vitamin B12 Injections
Lungs & Breathing
- Pulmonary function test
Pain Management
- Joint injections
Respiratory
Senior Care
- Cognitive Assessment
Sexual & Reproductive Health
Procedures Most Often Billed to Medicare
1,895 services · 1,030 patients · 19 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Aspiration and/or injection of fluid from large joint | Procedure | 20610 |
24 | As often as other peers in Family Medicine |
| X-ray of chest, 2 views | Imaging | 71046 |
85 | More often than most peers in Family Medicine |
| Dxa bone density measurement of hip, pelvis, spine | Imaging | 77080 |
21 | As often as other peers in Family Medicine |
| X-ray of lower and sacral spine, 2-3 views | Imaging | 72100 |
17 | As often as other peers in Family Medicine |
| X-ray of shoulder, minimum of 2 views | Imaging | 73030 |
16 | As often as other peers in Family Medicine |
| X-ray of knee, 3 views | Imaging | 73562 |
15 | Less often than most peers in Family Medicine |
| X-ray of hip, 2-3 views | Imaging | 73502 |
14 | Less often than most peers in Family Medicine |
| X-ray of abdomen, 1 view | Imaging | 74018 |
12 | Less often than most peers in Family Medicine |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
63 | More often than most peers in Family Medicine |
| Injection, triamcinolone acetonide, not otherwise specified, 10 mg | Drug given | J3301 |
114 | As often as other peers in Family 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.
Other family doctors at this location 2
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 1
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 2
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 26 related providers in 4 groups
Other family doctors in Liberty 2
Same specialty, same city.
Trained at University of Texas Medical Branch at Galveston 8
Other providers in the same specialty who trained at the same institution.
Class of 2004 at University of Texas Medical Branch at Galveston 8
Providers who graduated from the same medical school in the same year.
Also performs Aspiration and/or injection of fluid from large joint 8
Providers in TX who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Callens?
Dr. Callens is a family doctor in Liberty, TX. That is the designation recorded for this NPI in the federal registry, where it is listed as “Family Medicine”.
NPI registry
What is Dr. Callens's address?
Dr. Callens is listed at 720 Travis, Liberty, TX 77575. 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. Callens?
The number on file is (936) 336-6439. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. Callens?
Dr. Callens's National Provider Identifier is 1528285079. 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. Callens train?
Dr. Callens attended University of Texas Medical Branch at Galveston, graduating in 2004. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Callens have?
Dr. Callens has 22 years experience. Calculated from a graduation year of 2004, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Callens perform?
According to Medicare billing data, Dr. Callens performs procedures including aspiration and/or injection of fluid from large joint; reads or performs imaging such as x-ray of chest, 2 views and dxa bone density measurement of hip, pelvis, spine; provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Callens's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Callens. If this is you, claiming it is free.
Guide.md
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