PIERRE R LOTZOF M.D.
NPI 1225022502
Anesthesiology in Escondido, CA
About Pierre R Lotzof M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
PIERRE R LOTZOF M.D. (NPI 1225022502) is an individual anesthesiology provider in Escondido, California, licensed in California (A50304) and active in the NPI registry since September 2005. He is enrolled in Medicare PECOS, is affiliated with Thomas Memorial Hospital, and maintains 6 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 6
Other Identifiers 2
Accepted Insurance
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
Pierre R Lotzof M.d. 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 Reassignments
7Medicare enrollment records show Pierre Lotzof reassigns Medicare billing to 7 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Escondido, CA 92025
- Reassigned Medicare billing, California enrollment
- 64 clinicians in this Medicare group
Escondido, CA 92029
- Reassigned Medicare billing, California enrollment
- 45 clinicians in this Medicare group
Beaver Dam, WI 53916
- Reassigned Medicare billing, Wisconsin enrollment
- 606 clinicians in this Medicare group
Holland, MI 49424
- Reassigned Medicare billing, Michigan enrollment
- 2,446 clinicians in this Medicare group
South Charleston, WV 25309
- Reassigned Medicare billing, West Virginia enrollment
- 466 clinicians in this Medicare group
Charleston, WV 25301
- Reassigned Medicare billing, West Virginia enrollment
- 1,511 clinicians in this Medicare group
Warwick, RI 02886
- Reassigned Medicare billing, Rhode Island enrollment
- 141 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Thomas Memorial Hospital
Acute Care Hospitals · South Charleston, WVOther Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
ESCONDIDO, CA 92025
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 Pierre Lotzof's NPI number?
The NPI number for Pierre Lotzof is 1225022502. It was assigned to this individual provider in the NPPES registry on September 1, 2005.
Where is Pierre Lotzof located?
Pierre Lotzof practices at 555 E Valley Pkwy, Escondido, CA 92025. The listed phone number is (760) 739-3000.
What is Pierre Lotzof's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Pierre Lotzof enrolled in Medicare?
Yes. Pierre Lotzof 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 organizations bill Medicare for Pierre Lotzof's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Pierre Lotzof reassigns Medicare benefits to 7 organizations: Anesthesia Consultants Of California Medical Group Inc (Escondido, CA), Palomar Anesthesia Partners Inc (Escondido, CA), Agnesian Healthcare (Beaver Dam, WI), Spectrum Health Primary Care Partners (Holland, MI), Ths Physician Partners Inc (South Charleston, WV) and 2 more organizations, listed in the Medicare section above. 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 Pierre Lotzof's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Pierre Lotzof accept?
Health plans from CareSource list Pierre Lotzof as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Pierre Lotzof affiliated with any hospitals?
According to CMS data, Pierre Lotzof is affiliated with Thomas Memorial Hospital.
When was this NPI record last updated?
The NPPES record for Pierre Lotzof was last updated on October 22, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 months 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.
# Pierre R Lotzof, M.D. · NPI 1225022502
Anesthesiology physician in Escondido, California. Individual provider, active in the CMS NPPES registry since September 1, 2005.
## Identity
- **NPI:** 1225022502 (Entity type: Individual)
- **Enumerated:** September 1, 2005
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** A50304 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 555 E VALLEY PKWY, Escondido, CA 92025-3048
- **Phone:** (760) 739-3000
## 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:** 7 organizations under Medicare reassignment (form CMS-855R): Anesthesia Consultants Of California Medical Group Inc (NPI 1164463055, Escondido, CA); Palomar Anesthesia Partners Inc (NPI 1174490445, Escondido, CA); Agnesian Healthcare (NPI 1700817657, Beaver Dam, WI); Spectrum Health Primary Care Partners (NPI 1538487400, Holland, MI); Ths Physician Partners Inc (NPI 1871866806, South Charleston, WV); and 2 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1980
## Record status
- **NPPES last updated:** October 22, 2025
- **Other identifiers:** Medicaid 00A503040 (CA); Medicaid 1225022502 (WI)
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Source: [NPI Profile](https://npiprofile.com/npi/1225022502) · Data from the CMS NPPES public registry.