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Obstetrics/Gynecology

Dafna S. Lohr, MD

Works at hospitals in Portland, OR · Oregon

Summary

Dr. Dafna S. Lohr, MD is an OB-GYN at 1130 NW 22nd Ave, Suite 520, Portland, OR 97210. Phone: (503) 274-4800. Accepts Medicare assignment. In 2024, Dafna S. Lohr had 50 Original Medicare patients and 102 services. NPI 1528276367. 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.

  • Specialty: OB-GYN (Medicare lists Obstetrics/Gynecology)
  • Address: 1130 NW 22nd Ave, Suite 520, Portland, OR 97210 · Directions
  • Phone: (503) 274‑4800
  • Medicare: Accepts Medicare assignment
  • Hospital: Legacy Good Samaritan Medical Center
  • Group practice: Womens Healthcare Associates LLC
  • Medical school: University Of California, San Diego School Of Medicine · graduated 2004 (22 years since medical school)
  • Gender (as listed): Female
  • Telehealth: offered

From official Medicare data

This page shows what Medicare's official clinician data says about Dafna S. Lohr, 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 Dafna S. Lohr accept Medicare assignment?
Yes. Medicare's clinician data says Dafna S. Lohr 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 Dafna S. Lohr see?
In 2024, CMS data shows 50 Original Medicare patients and 102 services for Dafna S. Lohr. This counts Original Medicare only and measures volume, not quality.
What is Dafna S. Lohr's NPI number?
1528276367. 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 Dafna S. Lohr, 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 patients50
Services billed to Medicare102
Different services or procedures28
Participating Medicare providerYes
Average age of these patients67

Most frequent services

  1. Complete ultrasound scan of pelvis (76856)17 services
  2. Ultrasound scan of uterus, ovaries, tubes, cervix and pelvic area through vagina (76830)16 services
  3. Cervical or vaginal cancer screening; pelvic and clinical breast examination (G0101)16 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 cholesterol52%
  • High blood pressure38%
  • Arthritis38%
  • Osteoporosis34%
  • Depression28%
  • Anxiety24%

Hospitals where Dafna S. Lohr works

Medicare's Facility Affiliation Data lists Dafna S. Lohr 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 Dafna S. Lohr is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Dafna S. Lohr as a member of this group (CMS data updated October 2, 2026).

  • Womens Healthcare Associates LLC104 clinicians in the group

Specialties

Find other Obstetrics/Gynecology doctors in Oregon →

Other OB-GYNs in Portland

Clinicians with the same Medicare primary specialty in Portland, OR — not a recommendation.

All OB-GYNs in Portland →

Other clinicians in Womens Healthcare Associates LLC

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

Clinician information

CredentialMD
Medical schoolUniversity Of California, San Diego School Of Medicine
Graduation year2004 (22 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1528276367
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