Carl Walter Fieser, M.D.
Pain Medicine Physical Medicine & Rehabilitation
Physical Medicine & Rehabilitation
Carl Walter Fieser is a Pain Medicine Physical Medicine & Rehabilitation specialist based in Walnut Creek, CA with over 24 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.
Also practices: PAIN MANAGEMENT
Carl Walter Fieser, M.D. has been part of the Walnut Creek medical community since 2012 in group practice. He graduated from University of Kansas School of Med (Kc/Wich/Sal) in 2002 and has 24+ years of clinical experience. He regularly sees Medicare patients with hypertension, high cholesterol, and arthritis (per CMS claims data).
At a glance
- Uses generic medications more than 89% of reporting doctors in California
- Virtual visits available — no app or travel required
Older · 5001dNPPES updated 2012-09-13 · verify NPI on CMS · Verify license at Medical Board of California
Contact & Location
Practice Location
450 N Wiget Ln, Walnut Creek, CA 94598-2408
How Does This Doctor Compare?
Based on Medicare data, this doctor favors affordable generic drugs over brand-name ones.
Opioid Rx
↓ Lower = better54.9%
California avg: 5.2 · US avg: 5.1
⚠ Lower than most doctors nationally(+49.8 pts)
54.9% of this doctor's prescriptions are opioid pain medications. Lower means more cautious prescribing.
Generic Rx
↑ Higher = better95.8%
California avg: 83.3 · US avg: 82.8
✓ Higher than most doctors nationally(+13 pts)
Better than 89% of reporting doctors in CaliforniaHow often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.
Medicare Patients
178
Unique beneficiaries
Standard volumePrescription Recipients
169
Patients prescribed
Prescriptions Written
663
Total claims
Total Medicare drug cost: $34k
Percentile rankings compared against 9,360 reporting peers in California.
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 Arthritis.
High blood pressure — a leading risk factor for heart disease and stroke
US avg: 70.2%Elevated cholesterol or triglycerides that increase heart disease risk
US avg: 70.4%↓ Fewer patients than average (-5%) — less common here
Joint inflammation causing pain, swelling, and stiffness
US avg: 49.3%↑ More patients than average (+8%) — a focus area for this doctor
Conditions affecting emotional state, including depression and bipolar disorder
Excessive worry or fear that interferes with daily life
US avg: 34.1%↓ Fewer patients than average (-2%) — less common here
A condition where the body cannot properly regulate blood sugar levels
US avg: 34.5%↓ Fewer patients than average (-3%) — less common here
A mood disorder causing persistent sadness and loss of interest in activities
US avg: 31.8%↓ Fewer patients than average (-2%) — less common here
Gradual loss of kidney function over time, often linked to diabetes or hypertension
US avg: 29.6%↓ Fewer patients than average (-8%) — less common here
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
$367 received from industry
17 transactions reported in 2024 ·Low tier
Payments include consulting fees, speaking honoraria, food & beverage, travel, research support, and ownership interests from drug and medical device manufacturers. Disclosure is required by the federal Physician Payments Sunshine Act. These payments do not necessarily indicate conflicts of interest. National median: $338 across 136 000 tracked providers.
Tiers — Low: under $500 · Moderate: $500-5 000 · High: $5 000-25 000 · Very High: $25 000+. Source: CMS Open Payments 2024, attributed to Carl Walter Fieser's NPI.
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Graduated medical school · 2002
University of Kansas School of Medicine
24 years in practice
Experienced
A physician who provides a high level of care, either as a primary physician or consultant, for patients experiencing problems with acute, chronic or cancer pain in both hospital and ambulatory settings. Patient care needs may also be coordinated with other specialists.
Taxonomy: 2081P2900X
Education & Training
University of Kansas School of Med (Kc/Wich/Sal) (Class of 2002)
Virtual Pain Medicine Care With Carl Walter Fieser
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Carl Walter Fieser for blood pressure monitoring, cholesterol management, arthritis follow-ups — no travel to Walnut Creek 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 Carl Walter Fieser
Dr. Fieser is listed as active in the NPI registry with telehealth listed in Walnut Creek, CA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (925) 691-9806.
Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · CMS Open Payments 2024 · CMS Physician Comparator. See Data Methodology.
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Contact Carl Walter Fieser
Practice Location
450 N Wiget Ln, Walnut Creek, CA 94598-2408
Mailing Address
450 N Wiget Ln, Walnut Creek, CA 94598-2408
This is a provider directory. Contact the office directly to schedule appointments.
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