Are you John R. Mathis, M.D.? This profile is yours to edit: update your address, phone, photo and services.
Edit this profileAt a glance
- 1213 24Th St, #100, Anacortes, WA 98221
About Dr. Mathis
Based in Anacortes, WA, John R. Mathis, M.D. is listed in the NPI registry under internal medicine. John graduated from University of Utah School of Medicine in 1991. Medicare claims data shows John provided 2,003 services to 1,644 patients. The services billed most often include routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only, test to examine how well the lungs exchange gases, and test to measure expiratory airflow and volume changes before and after medication administration. NPI 1780754739 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
- (360) 293-1115
- Email not available
Practice Locations
1213 24TH ST #100
Anacortes, WA 98221
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
Neurologic and behavioral
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
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
2,003 services · 1,644 patients · 8 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | Treatment | 93010 |
1,166 | More than most peers in Internal Medicine |
| Test to examine how well the lungs exchange gases | Treatment | 94729 |
257 | More than most peers in Internal Medicine |
| Test to measure expiratory airflow and volume changes before and after medication administration | Treatment | 94060 |
241 | More than most peers in Internal Medicine |
| Test to determine lung volumes using sensors | Treatment | 94726 |
240 | More than most peers in Internal Medicine |
| Test to measure expiratory airflow and volume | Treatment | 94010 |
23 | As often as other peers in Internal Medicine |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
29 | Less often than most peers in Internal Medicine |
| Hospital discharge day management, 30 minutes or less | Office visit | 99238 |
24 | As often as other peers in Internal Medicine |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
23 | Less often 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.
Other internists at this location 2
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 internists in Anacortes 7
Same specialty, same city.
Trained at University of Utah School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1991 at University of Utah 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 7
Providers in WA who bill this service to Medicare most often.
Common questions
What is John R. Mathis's specialty?
John R. Mathis is an internist in Anacortes, WA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Internal Medicine”.
NPI registry
Where can I find John R. Mathis?
John R. Mathis is listed at 1213 24Th St #100, Anacortes, WA 98221. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact John R. Mathis?
The number on file is (360) 293-1115. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for John R. Mathis?
John R. Mathis's National Provider Identifier is 1780754739. 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
What is John R. Mathis's education?
John R. Mathis attended University of Utah School of Medicine, graduating in 1991. This comes from the CMS National Downloadable File.
CMS public data
How much experience does John R. Mathis have?
John R. Mathis has 35 years experience. Calculated from a graduation year of 1991, reported in the CMS National Downloadable File.
CMS public data
What is John R. Mathis known for?
According to Medicare billing data, John R. Mathis provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report only and test to examine how well the lungs exchange gases, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is John R. Mathis's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by John R. Mathis. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.