Physician Profile
Unclaimed ProfileAbout Dr. Opel
Markus H.a. Opel, M.D. practices internal medicine in Grants Pass, OR. According to Medicare claims data, Markus cared for 1,990 Medicare patients across 3,155 services.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (541) 476-6644
- Email not available
Practice Locations
495 SW RAMSEY AVE
Grants Pass, OR 97527
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
Cardiometabolic
- High blood pressure (hypertension)
- High cholesterol and lipid disorders
- Metabolic syndrome
- Overweight and obesity
- Peripheral artery disease
- Prediabetes
- Stable coronary artery disease
- Type 2 diabetes
Digestive and liver
- Acid reflux (GERD)
- Alcohol-associated liver disease
- Constipation
- Diverticulosis and uncomplicated diverticulitis
- Fatty liver disease
- Irritable bowel syndrome
- Peptic ulcer disease
Endocrine, blood, and bone
- Anemia of chronic disease
- Gout
- Iron-deficiency anemia
- Osteoporosis
- Overactive thyroid (hyperthyroidism)
- Underactive thyroid (hypothyroidism)
- Vitamin B12 deficiency
- Vitamin D deficiency
Infectious disease
Kidney and urinary
- Acute kidney injury
- Chronic kidney disease
- Enlarged prostate (BPH)
- Overactive bladder
- Urinary tract infection
Respiratory
- Acute bronchitis
- Asthma
- Chronic obstructive pulmonary disease
- Community-acquired pneumonia
- Obstructive sleep apnea
Cardiac and vascular
- Atrial fibrillation
- Blood clots (DVT and pulmonary embolism)
- Chronic venous insufficiency
- Heart failure
- Stable angina
Neurologic and behavioral
Rheumatologic and pain
Procedures & services
Preventive and evaluation
- Annual physical and preventive visit
- Chronic disease management
- Medicare annual wellness visit
- Medication review and management
- Post-hospital transitional care
- Preoperative medical clearance
Screening and diagnostic testing
- Ambulatory blood-pressure monitoring
- Blood pressure screening
- Cancer screening and prevention planning
- Cholesterol screening
- Depression screening
- Diabetes and prediabetes screening
- Electrocardiogram
- Spirometry
Office procedures
Procedures Most Often Billed to Medicare
3,155 services · 1,990 patients · 25 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
406 |
| Influenza vaccine split virus, preservative free | Treatment | 90662 |
96 |
| Sarscv2 vac 30mcg trs-suc im | Treatment | 91320 |
82 |
| Admn sarscov2 vacc 1 dose | Treatment | 90480 |
82 |
| Anticoagulant management of patient taking warfarin | Treatment | 93793 |
40 |
| Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient' | Billing code | G2211 |
470 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
326 |
| Blood test, comprehensive group of blood chemicals | Lab test | 80053 |
243 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
225 |
| Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | Lab test | 85025 |
161 |
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 internal medicines at this location 8
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 8
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.
More connections — 30 related providers in 4 groups
Other internal medicines in Grants Pass 6
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 1989 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Insertion of needle into vein for collection of blood sample 8
Providers in OR who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Opel?
Dr. Opel is an internal medicine in Grants Pass, OR. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “INTERNAL MEDICINE”.
NPI registry
What is Dr. Opel's address?
Dr. Opel is listed at 495 SW RAMSEY AVE, Grants Pass, OR 97527. 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. Opel?
The number on file is (541) 476-6644. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Opel's NPI number?
Dr. Opel's National Provider Identifier is 1255336046. 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. Opel train?
Dr. Opel attended Other, graduating in 1989. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Opel been practicing?
Dr. Opel has 37 years experience. Calculated from a graduation year of 1989, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Opel perform?
According to Medicare billing data, Dr. Opel performs procedures including insertion of needle into vein for collection of blood sample; provides treatments such as influenza vaccine split virus, preservative free and sarscv2 vac 30mcg trs-suc im, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Opel confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Opel. If this is you, claiming it is free.
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Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.