DR. MICHAEL GUAN DO
NPI 1548848500
Anesthesiology in Camp Hill, PA
About Dr. Michael Guan Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MICHAEL GUAN DO (NPI 1548848500) is an individual anesthesiology provider in Camp Hill, Pennsylvania, licensed in Pennsylvania (OS025429) and active in the NPI registry since March 2021. He is enrolled in Medicare PECOS, is affiliated with Penn State Health Holy Spirit Medical Center, and is a graduate of Other (2021).
NPPES Registry Identity
Specialties & Licenses
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
Dr. Michael Guan 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 Reassignments
2Medicare enrollment records show Michael Guan reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Camp Hill, PA 17011
- Reassigned Medicare billing, Pennsylvania enrollment
- 50 clinicians in this Medicare group
Mechanicsburg, PA 17050
- Reassigned Medicare billing, Pennsylvania enrollment
- 2,216 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.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Penn State Health Holy Spirit Medical Center
Acute Care Hospitals · Camp Hill, PAPenn State Health Hampden Medical Center
Acute Care Hospitals · Enola, PAOther Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
CAMP HILL, PA 17011
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 Michael Guan's NPI number?
The NPI number for Michael Guan is 1548848500. It was assigned to this individual provider in the NPPES registry on March 31, 2021.
Where is Michael Guan located?
Michael Guan practices at 503 N 21st St, Camp Hill, PA 17011. The listed phone number is (717) 763-2126.
What is Michael Guan's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Michael Guan enrolled in Medicare?
Yes. Michael Guan 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 Michael Guan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Michael Guan reassigns Medicare benefits to 2 organizations: West Shore Anesthesia Associates, Ltd (Camp Hill, PA) and Milton S Hershey Medical Center Physicians Group (Mechanicsburg, PA). 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 Michael Guan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Michael Guan affiliated with any hospitals?
According to CMS data, Michael Guan is affiliated with Penn State Health Holy Spirit Medical Center and Penn State Health Hampden Medical Center.
When was this NPI record last updated?
The NPPES record for Michael Guan was last updated on June 1, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Dr. Michael Guan, DO · NPI 1548848500
Anesthesiology physician in Camp Hill, Pennsylvania. Individual provider, active in the CMS NPPES registry since March 31, 2021.
## Identity
- **NPI:** 1548848500 (Entity type: Individual)
- **Enumerated:** March 31, 2021
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** OS025429 (Pennsylvania)
- **Sole proprietor:** No
## Practice location
- **Address:** 503 N 21ST ST, Camp Hill, PA 17011-2204
- **Phone:** (717) 763-2126
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): West Shore Anesthesia Associates, Ltd (NPI 1225037492, Camp Hill, PA); Milton S Hershey Medical Center Physicians Group (NPI 1235678939, Mechanicsburg, PA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2021
## Record status
- **NPPES last updated:** June 1, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1548848500) · Data from the CMS NPPES public registry.