Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Obstetrics/Gynecology

Karen J. Poley, MD

Works at hospitals in Brighton, MA · Cambridge, MA · Newton, MA · Massachusetts

Summary

Dr. Karen J. Poley, MD is an OB-GYN at 480 Pleasant St, Suite A200, Watertown, MA 02472. Phone: (617) 356-8282. Accepts Medicare assignment. In 2024, Karen J. Poley had 65 Original Medicare patients and 98 services. NPI 1477549368. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

From official Medicare data

This page shows what Medicare's official clinician data says about Karen J. Poley, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Karen J. Poley accept Medicare assignment?
Yes. Medicare's clinician data says Karen J. Poley accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Karen J. Poley see?
In 2024, CMS data shows 65 Original Medicare patients and 98 services for Karen J. Poley. This counts Original Medicare only and measures volume, not quality.
What is Karen J. Poley's NPI number?
1477549368. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Karen J. Poley, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients65
Services billed to Medicare98
Different services or procedures12
Participating Medicare providerYes
Average age of these patients73

Most frequent services

  1. Cervical or vaginal cancer screening; pelvic and clinical breast examination (G0101)25 services
  2. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)19 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High cholesterol75%
  • High blood pressure65%
  • Arthritis35%
  • Osteoporosis35%
  • Anxiety32%
  • Asthma22%

Hospitals where Karen J. Poley works

Medicare's Facility Affiliation Data lists Karen J. Poley at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

Practice locations

Addresses where Karen J. Poley is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Karen J. Poley as a member of this group (CMS data updated October 2, 2026).

  • Mount Auburn Professional Services Inc231 clinicians in the group

Specialties

Find other Obstetrics/Gynecology doctors in Massachusetts →

Other OB-GYNs in Massachusetts

Clinicians with the same Medicare primary specialty in Massachusetts — not a recommendation.

All OB-GYNs in Massachusetts →

Other clinicians in Mount Auburn Professional Services Inc

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Medical schoolUniversity Of Michigan Medical School
Graduation year1994 (32 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1477549368
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians