DR. ERIC DAVID HYUN MD-PHD
NPI 1831450170
Hospitalist in Houston, TX
About Dr. Eric David Hyun Md-phd NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ERIC DAVID HYUN MD-PHD (NPI 1831450170) is an individual hospitalist provider in Houston, Texas, licensed in Wisconsin (1799-320) and active in the NPI registry since June 2012. He is enrolled in Medicare PECOS, is affiliated with Mary Greeley Medical Center, and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Locations 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 (PECOS)
Dr. Eric David Hyun Md-phd is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
23Medicare enrollment records show Eric Hyun reassigns Medicare billing to 23 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Ames, IA 50010
- Reassigned Medicare billing, Iowa enrollment
- 331 clinicians in this Medicare group
Waterloo, IA 50702
- Reassigned Medicare billing, Iowa enrollment
- 271 clinicians in this Medicare group
Waverly, IA 50677
- Reassigned Medicare billing, Iowa enrollment
- Also billed through NPI 1265402390 (Iowa)
- 96 clinicians in this Medicare group
Pipestone, MN 56164
- Reassigned Medicare billing, Minnesota enrollment
- Medicare enrollment name: Pipestone County Medical Center
- Also billed through NPI 1598751240 (Minnesota)
- 71 clinicians in this Medicare group
Waseca, MN 56093
- Reassigned Medicare billing, Minnesota enrollment
- 1,572 clinicians in this Medicare group
Kenyon, MN 55946
- Reassigned Medicare billing, Minnesota enrollment
- 249 clinicians in this Medicare group
Farmington, MN 55024
- Reassigned Medicare billing, Minnesota enrollment
- 2,302 clinicians in this Medicare group
Burnsville, MN 55337
- Reassigned Medicare billing, Minnesota enrollment
- 4,038 clinicians in this Medicare group
Montevideo, MN 56265
- Reassigned Medicare billing, Minnesota enrollment
- Also billed through NPI 1720086028 (Minnesota)
- 149 clinicians in this Medicare group
Minnetonka, MN 55345
- Reassigned Medicare billing, Minnesota enrollment
- 540 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 5
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 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Mary Greeley Medical Center
Acute Care Hospitals · Ames, IAMercyone Waterloo Medical Center
Acute Care Hospitals · Waterloo, IASt Lukes Hospital
Acute Care Hospitals · Duluth, MNEssentia Health St Marys - Detroit Lakes
Acute Care Hospitals · Detroit Lakes, MNEssentia Health
Acute Care Hospitals · Fargo, NDPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 77030 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims 2
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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.
HOUSTON, TX 77030
HOUSTON, TX 77030
HOUSTON, TX 77030
HOUSTON, TX 77030
HOUSTON, TX 77030
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 Eric Hyun's NPI number?
The NPI number for Eric Hyun is 1831450170. It was assigned to this individual provider in the NPPES registry on June 4, 2012.
Where is Eric Hyun located?
Eric Hyun practices at 1 Baylor Plz, Houston, TX 77030. The listed phone number is (713) 364-8341.
What is Eric Hyun's specialty?
The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.
Is Eric Hyun enrolled in Medicare?
Yes. Eric Hyun is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Eric Hyun's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Eric Hyun reassigns Medicare benefits to 23 organizations: Mcfarland Clinic PC (Ames, IA), Covenant Medical Center Inc (Waterloo, IA), Floyd County Memorial Hospital Commission (Waverly, IA), Pipestone County Medical Center Avera (Pipestone, MN), Mayo Clinic Health System-Southwest Minnesota Region (Waseca, MN) and 18 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 Eric Hyun's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Eric Hyun accept?
Health plans from Aspirus Health Plan, Avera Health Plans, Blue Cross Blue Shield of North Dakota, Oscar Health and Oscar Insurance Company and 2 other insurers list Eric Hyun 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 Eric Hyun affiliated with any hospitals?
According to CMS data, Eric Hyun is affiliated with Mary Greeley Medical Center, Mercyone Waterloo Medical Center, St Lukes Hospital, Essentia Health St Marys - Detroit Lakes and Essentia Health.
When was this NPI record last updated?
The NPPES record for Eric Hyun was last updated on April 9, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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. Eric David Hyun, MD-PHD · NPI 1831450170
Hospitalist physician in Houston, Texas. Individual provider, active in the CMS NPPES registry since June 4, 2012.
## Identity
- **NPI:** 1831450170 (Entity type: Individual)
- **Enumerated:** June 4, 2012
- **Primary specialty:** Hospitalist · taxonomy 208M00000X
- **State license:** 1799-320 (Wisconsin)
- **Sole proprietor:** No
## Practice location
- **Address:** 1 BAYLOR PLZ, Houston, TX 77030-3411
- **Phone:** (713) 364-8341
## 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:** 23 organizations under Medicare reassignment (form CMS-855R): Mcfarland Clinic PC (NPI 1639135643, Ames, IA); Covenant Medical Center Inc (NPI 1528009545, Waterloo, IA); Floyd County Memorial Hospital Commission (NPI 1598693830, Waverly, IA); Pipestone County Medical Center Avera (NPI 1275946485, Pipestone, MN); Mayo Clinic Health System-Southwest Minnesota Region (NPI 1518494251, Waseca, MN); and 18 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Baylor College Of Medicine, class of 2011
## Record status
- **NPPES last updated:** April 9, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1831450170) · Data from the CMS NPPES public registry.