LORIN M. KREITZER DO
NPI 1851479497
Hospitalist in Redwood City, CA
About Lorin M. Kreitzer Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
LORIN M. KREITZER DO (NPI 1851479497) is an individual hospitalist provider in Redwood City, California, licensed in California (20A8855) and active in the NPI registry since November 2006. He is enrolled in Medicare PECOS and is a graduate of College Of Osteo Med Of The Pacific At Pomona (2002).
NPPES Registry Identity
Specialties & Licenses
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 and accepts Medicare assignment
Lorin M. Kreitzer Do is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show Lorin Kreitzer reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Redwood City, CA 94063
- Reassigned Medicare billing, California enrollment
- 20,078 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 2
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 94063 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
REDWOOD CITY, CA 94063
REDWOOD CITY, CA 94063
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 Lorin Kreitzer's NPI number?
The NPI number for Lorin Kreitzer is 1851479497. It was assigned to this individual provider in the NPPES registry on November 1, 2006.
Where is Lorin Kreitzer located?
Lorin Kreitzer practices at 1150 Veterans Blvd, Redwood City, CA 94063. The listed phone number is (650) 299-2000.
What is Lorin Kreitzer's specialty?
The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.
Is Lorin Kreitzer enrolled in Medicare?
Yes. Lorin Kreitzer is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for Lorin Kreitzer's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Lorin Kreitzer reassigns Medicare benefits to Permanente Medical Group Inc (Redwood City, CA). The 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 Lorin Kreitzer'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 Lorin Kreitzer was last updated on December 13, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Lorin M. Kreitzer, DO · NPI 1851479497
Hospitalist physician in Redwood City, California. Individual provider, active in the CMS NPPES registry since November 1, 2006.
## Identity
- **NPI:** 1851479497 (Entity type: Individual)
- **Enumerated:** November 1, 2006
- **Primary specialty:** Hospitalist · taxonomy 208M00000X
- **State license:** 20A8855 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 1150 VETERANS BLVD, Redwood City, CA 94063-2037
- **Phone:** (650) 299-2000
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Permanente Medical Group Inc (NPI 1639252604, Redwood City, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** College Of Osteo Med Of The Pacific At Pomona, class of 2002
## Record status
- **NPPES last updated:** December 13, 2021
- **Other identifiers:** Medicaid 00AX88550 (CA)
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Source: [NPI Profile](https://npiprofile.com/npi/1851479497) · Data from the CMS NPPES public registry.