JOHNNY SHIH
NPI 1629432570
Internal Medicine in Houston, TX
About Johnny Shih NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JOHNNY SHIH (NPI 1629432570) is an individual internal medicine provider in Houston, Texas, licensed in Texas (S3875) and active in the NPI registry since April 2016. He is enrolled in Medicare PECOS, is affiliated with Houston Methodist Willowbrook Hospital, and maintains a secondary practice location in Shreveport.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
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
Johnny Shih 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 Johnny Shih reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Houston, TX 77030
- Reassigned Medicare billing, Texas enrollment
- 2,407 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 7
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.
Houston Methodist Willowbrook Hospital
Acute Care Hospitals · Houston, TXPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 77070 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 9
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
HOUSTON, TX 77070
HOUSTON, TX 77070
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 Johnny Shih's NPI number?
The NPI number for Johnny Shih is 1629432570. It was assigned to this individual provider in the NPPES registry on April 7, 2016.
Where is Johnny Shih located?
Johnny Shih practices at 18220 State Highway 249 Ste 400, Houston, TX 77070. The listed phone number is (281) 737-0570.
What is Johnny Shih's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Johnny Shih enrolled in Medicare?
Yes. Johnny Shih 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 Johnny Shih's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Johnny Shih reassigns Medicare benefits to Tmh Physician Associates PLLC (Houston, TX). 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 Johnny Shih's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Johnny Shih accept?
Health plans from Antidote Health of TX, Community Health Choice, Harbor Health and WellPoint list Johnny Shih 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 Johnny Shih affiliated with any hospitals?
According to CMS data, Johnny Shih is affiliated with Houston Methodist Willowbrook Hospital.
When was this NPI record last updated?
The NPPES record for Johnny Shih was last updated on July 23, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.
# Johnny Shih · NPI 1629432570
Internal Medicine physician in Houston, Texas. Individual provider, active in the CMS NPPES registry since April 7, 2016.
## Identity
- **NPI:** 1629432570 (Entity type: Individual)
- **Enumerated:** April 7, 2016
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** S3875 (Texas)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 18220 STATE HIGHWAY 249 STE 400, Houston, TX 77070-4349
- **Phone:** (281) 737-0570
## 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:** Tmh Physician Associates PLLC (NPI 1275779225, Houston, TX), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Texas Tech University Health Science Center School Of Medicine, class of 2016
## Record status
- **NPPES last updated:** July 23, 2020
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Source: [NPI Profile](https://npiprofile.com/npi/1629432570) · Data from the CMS NPPES public registry.