David S Chapin, M.D.

Gynecology Obstetrics & Gynecology

David S Chapin is a Gynecology Obstetrics & Gynecology specialist based in Brookline, MA with over 62 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.

(617) 202-9222Brookline, MA
Telehealth Available
NPI Active per CMS — Q2 2026|Medicare Enrolled|Order & Refer

With over 62 years in obstetrics & gynecology, David S Chapin, M.D. is a long-established gynecology obstetrics & gynecology specialist in Brookline. Trained at Harvard Medical School (class of 1964), he has been practicing for over 62 years. CMS Medicare data shows his patients commonly have depression, anxiety, and mood disorders.

1 of 18 Obstetrics & Gynecology providers in MASee all Obstetrics & Gynecology in Brookline62+ years experienceNPI since 2006

Older · 3511dNPPES updated 2016-10-11 · verify NPI on CMS · Verify license at Massachusetts Board of Registration in Medicine

Contact & Location

Practice Location

1180 Beacon St Suite 3c, Brookline, MA 02446-3885

CMS Clinical Data

How Does This Doctor Compare?

Generic Rx

↑ Higher = better

79.8%

Massachusetts avg: 81.9 · US avg: 82.8

Lower than most doctors nationally(-3 pts)

How often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.

Medicare Patients

31

Unique beneficiaries

Boutique practice

Prescription Recipients

72

Patients prescribed

Prescriptions Written

317

Total claims

Total Medicare drug cost: $95k

Percentile rankings compared against 1,606 reporting peers in Massachusetts.

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 Depression, Anxiety Disorders, and Mood Disorders.

Depression
Higher than avg (+43%)75%

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

US avg: 31.8%

↑ More patients than average (+43%) — a focus area for this doctor

Anxiety Disorders
Higher than avg (+41%)75%

Excessive worry or fear that interferes with daily life

US avg: 34.1%

↑ More patients than average (+41%) — a focus area for this doctor

Mood Disorders
75%

Conditions affecting emotional state, including depression and bipolar disorder

Substance Use Disorders
75%

Problematic patterns of drug or alcohol use leading to health issues

Tobacco Use Disorder
65%

Nicotine dependence and tobacco-related health complications

ADHD
58%

Attention Deficit Hyperactivity Disorder — difficulty focusing, hyperactivity, and impulsivity

Bipolar Disorder
39%

A condition with extreme mood swings between emotional highs and lows

GeneralBehavioralNational avg

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

Industry Payment Transparency

$150 received from industry

3 transactions reported in 2018 ·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 2018, attributed to David S Chapin'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 · 1964

    Harvard Medical School

  2. 62 years in practice

    Senior practitioner

Obstetrics & GynecologyAllopathic & Osteopathic Physicians

A physician who specializes in diagnosis, treatment, and management of patients with gynecologic conditions.

Taxonomy: 207VG0400X

Education & Training

Harvard Medical School (Class of 1964)

Practice Footprint

Mailing address

Po Box 592, North Truro, MA 02652-0592

Differs from practice location

Virtual Obstetrics & Gynecology Care With David S Chapin

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

Schedule a virtual visit with David S Chapin for depression management, anxiety counseling, mood disorder follow-ups — no travel to Brookline 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 David S Chapin

NPI records show Dr. Chapin as active with telehealth listed in Brookline, MA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (617) 202-9222.

Verified across 4 federal data sources

Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · CMS Open Payments 2018. 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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