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Internal Medicine

Ruth P. Hertzman Miller, MD

Works at hospitals in Boston, MA · Jamaica Plain, MA · Massachusetts

Summary

Dr. Ruth P. Hertzman Miller, MD is an internal medicine doctor at 1200 Centre St, Roslindale, MA 02131. Phone: (617) 363-8010. Accepts Medicare assignment. In 2024, Ruth P. Hertzman Miller had 92 Original Medicare patients and 145 services. NPI 1215982962. 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 Ruth P. Hertzman Miller, 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 Ruth P. Hertzman Miller accept Medicare assignment?
Yes. Medicare's clinician data says Ruth P. Hertzman Miller 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 Ruth P. Hertzman Miller see?
In 2024, CMS data shows 92 Original Medicare patients and 145 services for Ruth P. Hertzman Miller. This counts Original Medicare only and measures volume, not quality.
What is Ruth P. Hertzman Miller's NPI number?
1215982962. 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 Ruth P. Hertzman Miller, 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 patients92
Services billed to Medicare145
Different services or procedures13
Participating Medicare providerYes
Average age of these patients91

Most frequent services

  1. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)27 services
  2. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)24 services
  3. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)22 services
  4. Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's (G2211)22 services
  5. Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more (99215)21 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 blood pressure75%
  • High cholesterol75%
  • Alzheimer's disease or dementia58%
  • Arthritis51%
  • Anxiety49%
  • Chronic kidney disease49%

Hospitals where Ruth P. Hertzman Miller works

Medicare's Facility Affiliation Data lists Ruth P. Hertzman Miller 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 Ruth P. Hertzman Miller is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Ruth P. Hertzman Miller as a member of this group (CMS data updated October 2, 2026).

  • Hebrew Rehabilitation Center49 clinicians in the group

Specialties

Find other Internal Medicine doctors in Massachusetts →

Other internal medicine doctors in Roslindale

Clinicians with the same Medicare primary specialty in Roslindale, MA — not a recommendation.

All internal medicine doctors in Roslindale →

Other clinicians in Hebrew Rehabilitation Center

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

Clinician information

CredentialMD
Medical schoolClvlnd Clinic Lerner College Of Med Of Case Wstn Rsv University
Graduation year1996 (30 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1215982962
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