LINDSAY JANAK MD
NPI 1447719554
Family Medicine in Houston, TX
About Lindsay Janak Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
LINDSAY JANAK MD (NPI 1447719554) is an individual family medicine provider in Houston, Texas, licensed in Texas (T7955) and active in the NPI registry since March 2019. She is enrolled in Medicare PECOS, is affiliated with Houston Methodist Hospital, and is a graduate of Other (2019).
NPPES Registry Identity
Specialties & Licenses 2
Other Names 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
Lindsay Janak Md 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
3Medicare enrollment records show Lindsay Janak reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Houston, TX 77030
- Reassigned Medicare billing, Texas enrollment
- 2,407 clinicians in this Medicare group
Houston, TX 77030
- Reassigned Medicare billing, Texas enrollment
- 1,579 clinicians in this Medicare group
Tulsa, OK 74146
- Reassigned Medicare billing, Texas enrollment
- 100 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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Houston Methodist Hospital
Acute Care Hospitals · Houston, TXPhysician 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.
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
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 Lindsay Janak's NPI number?
The NPI number for Lindsay Janak is 1447719554. It was assigned to this individual provider in the NPPES registry on March 18, 2019. The provider is also known as Lindsay Leissner MD.
Where is Lindsay Janak located?
Lindsay Janak practices at 6565 Fannin St, Houston, TX 77030. The listed phone number is (713) 441-0428.
What is Lindsay Janak's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Lindsay Janak enrolled in Medicare?
Yes. Lindsay Janak 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 Lindsay Janak's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Lindsay Janak reassigns Medicare benefits to 3 organizations: Tmh Physician Associates PLLC (Houston, TX), Houston Methodist Specialty Physicians (Houston, TX) and Victoria Hospitalist Associates, LLC (Tulsa, OK). 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 Lindsay Janak's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Lindsay Janak affiliated with any hospitals?
According to CMS data, Lindsay Janak is affiliated with Houston Methodist Hospital.
When was this NPI record last updated?
The NPPES record for Lindsay Janak was last updated on June 20, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Lindsay Janak, MD · NPI 1447719554
Family Medicine physician in Houston, Texas. Individual provider, active in the CMS NPPES registry since March 18, 2019.
## Identity
- **NPI:** 1447719554 (Entity type: Individual)
- **Enumerated:** March 18, 2019
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** T7955 (Texas)
- **Sole proprietor:** No
## Practice location
- **Address:** 6565 FANNIN ST, Houston, TX 77030-2703
- **Phone:** (713) 441-0428 · **Fax:** (713) 441-0444
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Tmh Physician Associates PLLC (NPI 1275779225, Houston, TX); Houston Methodist Specialty Physicians (NPI 1902614332, Houston, TX); Victoria Hospitalist Associates, LLC (NPI 1023236825, Tulsa, OK) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2019
## Record status
- **NPPES last updated:** June 20, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1447719554) · Data from the CMS NPPES public registry.