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Diagnostic Radiology

Lauren A. Hollowell, MD

Works at hospitals in Lowell, MA · Melrose, MA · Boston, MA · Massachusetts

Summary

Dr. Lauren A. Hollowell, MD is a radiologist at 1 Hospital Dr, Lowell, MA 01852. Phone: (978) 934-8237. Accepts Medicare assignment. In 2024, Lauren A. Hollowell had 1,178 Original Medicare patients and 2,536 services. NPI 1154581890. 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 Lauren A. Hollowell, 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 Lauren A. Hollowell accept Medicare assignment?
Yes. Medicare's clinician data says Lauren A. Hollowell 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 Lauren A. Hollowell see?
In 2024, CMS data shows 1,178 Original Medicare patients and 2,536 services for Lauren A. Hollowell. This counts Original Medicare only and measures volume, not quality.
What is Lauren A. Hollowell's NPI number?
1154581890. 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 Lauren A. Hollowell, 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 patients1,178
Services billed to Medicare2,536
Different services or procedures22
Participating Medicare providerYes
Average age of these patients71

Most frequent services

  1. Screening mammography (77067)959 services
  2. Screening 3d breast mammography (77063)958 services
  3. Diagnostic digital breast tomosynthesis, unilateral or bilateral (list separately in addition to 77065 or 77066) (G0279)174 services
  4. Diagnostic mammography of 1 breast (77065)160 services
  5. Limited ultrasound scan of 1 breast (76642)119 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 pressure67%
  • Arthritis41%
  • Anxiety32%
  • Diabetes24%
  • Chronic kidney disease23%

Hospitals where Lauren A. Hollowell works

Medicare's Facility Affiliation Data lists Lauren A. Hollowell 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.

  • Lowell General HospitalLowell, MA · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 220063
  • Melrosewakefield HealthcareMelrose, MA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 220070
  • Tufts Medical CenterBoston, MA · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 220116

Practice locations

Addresses where Lauren A. Hollowell is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Lauren A. Hollowell as a member of these groups (CMS data updated October 2, 2026).

  • Merrimack Radiology-Cra LLC61 clinicians in the group
  • MW Radiology-Cra LLC41 clinicians in the group

Specialties

Find other Diagnostic Radiology doctors in Massachusetts →

Other radiologists in Lowell

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

All radiologists in Lowell →

Other clinicians in Merrimack Radiology-Cra LLC

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

Clinician information

CredentialMD
Medical schoolDuke University School Of Medicine
Graduation year2008 (18 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1154581890
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