DAVID WILLIAM LOWENBERG MD
NPI 1992746150
Orthopaedic Surgery - Orthopaedic Trauma in San Francisco, CA
About David William Lowenberg Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DAVID WILLIAM LOWENBERG MD (NPI 1992746150) is an individual orthopaedic trauma provider in San Francisco, California, licensed in California (G59471) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
David William Lowenberg Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
5Medicare enrollment records show David Lowenberg reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
San Francisco, CA 94115
- Reassigned Medicare billing, California enrollment
- 1,573 clinicians in this Medicare group
San Francisco, CA 94143
- Reassigned Medicare billing, California enrollment
- 5,645 clinicians in this Medicare group
San Francisco, CA 94122
- Reassigned Medicare billing, California enrollment
- 5,544 clinicians in this Medicare group
San Francisco, CA 94143
- Reassigned Medicare billing, California enrollment
- 761 clinicians in this Medicare group
San Francisco, CA 94110
- Reassigned Medicare billing, California enrollment
- 81 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SAN FRANCISCO, CA 94115
SAN FRANCISCO, CA 94115
SAN FRANCISCO, CA 94115
SAN FRANCISCO, CA 94115
SAN FRANCISCO, CA 94115
SAN FRANCISCO, CA 94115
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is David Lowenberg's NPI number?
The NPI number for David Lowenberg is 1992746150. It was assigned to this individual provider in the NPPES registry on June 9, 2006.
Where is David Lowenberg located?
David Lowenberg practices at 2100 Webster St Suite 117, San Francisco, CA 94115. The listed phone number is (415) 600-3835.
What is David Lowenberg's specialty?
The primary specialty registered for this NPI is Orthopaedic Surgery, specializing in Orthopaedic Trauma, with taxonomy code 207XX0801X.
Is David Lowenberg enrolled in Medicare?
Yes. David Lowenberg is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for David Lowenberg's services?
According to the CMS Revalidation Reassignment List (October 2026 release), David Lowenberg reassigns Medicare benefits to 5 organizations: City & County Of San Francisco (San Francisco, CA), University Of California San Francisco (San Francisco, CA), Ucsf Medical Group Business Services (San Francisco, CA), Ucsf Dept Of Surgery (San Francisco, CA) and University Of California Sfgh Medical Group (San Francisco, CA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for David Lowenberg's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for David Lowenberg was last updated on April 28, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# David William Lowenberg, MD · NPI 1992746150
Orthopaedic Trauma physician in San Francisco, California. Individual provider, active in the CMS NPPES registry since June 9, 2006.
## Identity
- **NPI:** 1992746150 (Entity type: Individual)
- **Enumerated:** June 9, 2006
- **Primary specialty:** Orthopaedic Surgery - Orthopaedic Trauma · taxonomy 207XX0801X
- **State license:** G59471 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 2100 WEBSTER ST, SUITE 117, San Francisco, CA 94115-2373
- **Phone:** (415) 600-3835 · **Fax:** (415) 600-3837
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 5 organizations under Medicare reassignment (form CMS-855R): City & County Of San Francisco (NPI 1932140795, San Francisco, CA); University Of California San Francisco (NPI 1346329380, San Francisco, CA); Ucsf Medical Group Business Services (NPI 1477624104, San Francisco, CA); Ucsf Dept Of Surgery (NPI 1477627537, San Francisco, CA); University Of California Sfgh Medical Group (NPI 1760457816, San Francisco, CA) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** April 28, 2024
- **Other identifiers:** Other 200035805 (CA)
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Source: [NPI Profile](https://npiprofile.com/npi/1992746150) · Data from the CMS NPPES public registry.