Ramon Colen, M.D.
Ramon Colen is an Internal Medicine specialist based in San Antonio, TX with over 25 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.
Ramon Colen, M.D. has practiced internal medicine for 25+ years, working in group practice. Trained at University of Texas Medical Branch at Galveston (class of 2001), he has been practicing for over 25 years. Among his Medicare patients, common conditions include hypertension, high cholesterol, and diabetes (per CMS data).
At a glance
- Prescribes opioids less than 41% of reporting doctors in Texas
- Uses generic medications more than 51% of reporting doctors in Texas
- Virtual visits available — no app or travel required
Older · 1404dNPPES updated 2022-07-21 · verify NPI on CMS · Verify license at Texas Medical Board
Contact & Location
Practice Location
911 Castroville Rd, San Antonio, TX 78237-3146
How Does This Doctor Compare?
Based on Medicare data, this doctor prescribes opioid pain medications conservatively, favors affordable generic drugs over brand-name ones.
Opioid Rx
↓ Lower = better1.26%
Texas avg: 5.2 · US avg: 5.1
✓ Higher than most doctors nationally(-3.8 pts)
Typical range among reporting doctors in Texas1.26% of this doctor's prescriptions are opioid pain medications. Lower means more cautious prescribing.
Generic Rx
↑ Higher = better87.8%
Texas avg: 83.8 · US avg: 82.8
✓ Higher than most doctors nationally(+5 pts)
Typical range among reporting doctors in TexasHow often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.
Medicare Patients
32
Unique beneficiaries
Boutique practicePrescription Recipients
482
Patients prescribed
Prescriptions Written
3,977
Total claims
Total Medicare drug cost: $504k
Percentile rankings compared against 4,889 reporting peers in Texas.
Data Note: Sourced from CMS Medicare Provider Utilization & Payment Data. Percentile rankings compare this provider against all peers with reported data in the same state. Updated annually to reflect the latest federal reporting cycle.
What This Doctor Treats Most
Based on Medicare claims data — here's what patients commonly see this doctor for
Based on Medicare data, this doctor primarily manages Hypertension, High Cholesterol, and Diabetes.
High blood pressure — a leading risk factor for heart disease and stroke
US avg: 70.2%↑ More patients than average (+5%) — a focus area for this doctor
Elevated cholesterol or triglycerides that increase heart disease risk
US avg: 70.4%↑ More patients than average (+5%) — a focus area for this doctor
A condition where the body cannot properly regulate blood sugar levels
US avg: 34.5%↑ More patients than average (+25%) — a focus area for this doctor
Joint inflammation causing pain, swelling, and stiffness
US avg: 49.3%↓ Fewer patients than average (-5%) — less common here
Gradual loss of kidney function over time, often linked to diabetes or hypertension
US avg: 29.6%↑ More patients than average (+8%) — a focus area for this doctor
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Graduated medical school · 2001
University of Texas Medical Branch
25 years in practice
Experienced
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Taxonomy: 207R00000X
Education & Training
University of Texas Medical Branch at Galveston (Class of 2001)
Mailing address
2961 Mossrock, San Antonio, TX 78230-5119
Differs from practice location
Virtual Internal Medicine Care With Ramon Colen
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Ramon Colen for blood pressure monitoring, cholesterol management, diabetes check-ins — no travel to San Antonio required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes. Medicare enrolled per CMS records.
Frequently Asked Questions
Common questions about Ramon Colen
Dr. Colen is listed as active in the NPI registry with telehealth listed in San Antonio, TX. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (210) 436-7402.
Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · CMS Physician Comparator. See Data Methodology.
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Contact Ramon Colen
Practice Location
911 Castroville Rd, San Antonio, TX 78237-3146
Mailing Address
2961 Mossrock, San Antonio, TX 78230-5119
This is a provider directory. Contact the office directly to schedule appointments.
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