Aimee C Chagnon, MD

Pain Medicine Psychiatry & Neurology

Psychiatry & Neurology

(707) 938-7951Petaluma, CA
Telehealth Available
NPI Active per CMS — Q2 2026|Medicare Enrolled|Order & Refer

Aimee C Chagnon, MD runs an independent pain medicine psychiatry & neurology specialist practice in Petaluma, CA. A University of California, San Francisco School of Medicine graduate since 1997, she brings 29+ years of experience. She regularly sees Medicare patients with high cholesterol, arthritis, and hypertension (per CMS claims data).

1 of 19 Psychiatry & Neurology providers in CASee all Psychiatry & Neurology in Petaluma29+ years experienceNPI since 2007

Older · 1398dNPPES updated 2022-07-08 · verify on CMS

Contact & Location

Practice Location

1456 Professional Dr Ste 402, Petaluma, CA 94954-6639

Fax: (707) 938-7260
CMS Clinical Data

How Does This Doctor Compare?

Opioid Rx

↓ Lower = better

28.93%

California avg: 5.2 · US avg: 5.1

Lower than most doctors nationally(+23.8 pts)

28.93% of this doctor's prescriptions are opioid pain medications. Lower means more cautious prescribing.

Medicare Patients

194

Unique beneficiaries

Standard volume

Prescription Recipients

256

Patients prescribed

Prescriptions Written

3,567

Total claims

Total Medicare drug cost: $649k

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.

Patient Condition Panel

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 High Cholesterol, Arthritis, and Hypertension.

High Cholesterol
Lower than avg (-4%)66%

Elevated cholesterol or triglycerides that increase heart disease risk

US avg: 70.4%

↓ Fewer patients than average (-4%) — less common here

Arthritis
Higher than avg (+16%)65%

Joint inflammation causing pain, swelling, and stiffness

US avg: 49.3%

↑ More patients than average (+16%) — a focus area for this doctor

Hypertension
Lower than avg (-6%)64%

High blood pressure — a leading risk factor for heart disease and stroke

US avg: 70.2%

↓ Fewer patients than average (-6%) — less common here

Substance Use Disorders
37%

Problematic patterns of drug or alcohol use leading to health issues

Mood Disorders
36%

Conditions affecting emotional state, including depression and bipolar disorder

Anxiety Disorders
Higher than avg (+1%)35%

Excessive worry or fear that interferes with daily life

US avg: 34.1%

↑ More patients than average (+1%) — a focus area for this doctor

Osteoporosis
Higher than avg (+12%)30%

Weakened bones that are more prone to fractures, common in older adults

US avg: 18.1%

↑ More patients than average (+12%) — a focus area for this doctor

Depression
Lower than avg (-2%)30%

A mood disorder causing persistent sadness and loss of interest in activities

US avg: 31.8%

↓ Fewer patients than average (-2%) — less common here

GeneralBehavioralNational avg

Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.

Industry Payment Transparency

$165 received from industry

11 transactions reported in 2024 ·Low tier

View on CMS Open Payments →

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 Aimee C Chagnon's NPI.

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Background & Specialty

Education, training, and specialty classification from CMS NPPES and Medicare records.

Career Journey
  1. Graduated medical school · 1997

    University of California, San Francisco School of Medicine

  2. Board certified · Jul 7, 2022

    CMS-verified certification date

  3. 29 years in practice

    Experienced

Psychiatry & NeurologyPain Medicine in PetalumaAllopathic & Osteopathic Physicians

A neurologist, child neurologists or psychiatrist 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: 2084P2900X

Education & Training

University of California, San Francisco School of Medicine (Class of 1997)

Practice Footprint

Primary hospital affiliation: Psychiatric

CMS Certification Number: 184017

View hospital on Medicare Care Compare

Virtual Pain Medicine Care With Aimee C Chagnon

NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.

Schedule a virtual visit with Aimee C Chagnon for cholesterol management, arthritis follow-ups, blood pressure monitoring — no travel to Petaluma 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 Aimee C Chagnon

NPI records show Dr. Chagnon as active with telehealth listed in Petaluma, CA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (707) 938-7951.

Verified across 5 federal data sources

Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · CMS Open Payments 2024 · CMS Physician Comparator. See Data Methodology.

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Medical Disclaimer: NPI Telehealth is a provider directory for informational purposes only. This page does not constitute medical advice, diagnosis, or treatment recommendations. Provider data is sourced from the CMS NPPES federal registry and public Medicare datasets. NPI Telehealth does not verify clinical qualifications beyond federal records. Data may not reflect real-time availability — always contact the provider's office directly to confirm details before seeking care.

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