DAVID J LANG MD
NPI 1932142189
Internal Medicine in Tuba City, AZ
About David J Lang Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DAVID J LANG MD (NPI 1932142189) is an individual internal medicine provider in Tuba City, Arizona, licensed in Arizona (23604) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS and is a graduate of University Of Texas Southwestern Medical School At Dallas (1982).
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 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
David J Lang 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 Reassignment
Medicare enrollment records show David Lang reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Cameron, AZ 86020
- Reassigned Medicare billing, Texas 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 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 86045 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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.
TUBA CITY, AZ 86045
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 David Lang's NPI number?
The NPI number for David Lang is 1932142189. It was assigned to this individual provider in the NPPES registry on June 14, 2006.
Where is David Lang located?
David Lang practices at 167 North Main Street, Tuba City, AZ 86045. The listed phone number is (928) 283-2501.
What is David Lang's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is David Lang enrolled in Medicare?
Yes. David Lang 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 David Lang's services?
According to the CMS Revalidation Reassignment List (October 2026 release), David Lang reassigns Medicare benefits to Tuba City Regional Health Care Corporation (Cameron, AZ). 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 David Lang's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does David Lang accept?
Health plans from Blue Cross Blue Shield of Arizona list David Lang 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.
When was this NPI record last updated?
The NPPES record for David Lang was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.
# David J Lang, MD · NPI 1932142189
Internal Medicine physician in Tuba City, Arizona. Individual provider, active in the CMS NPPES registry since June 14, 2006.
## Identity
- **NPI:** 1932142189 (Entity type: Individual)
- **Enumerated:** June 14, 2006
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 23604 (Arizona)
- **Sole proprietor:** No
## Practice location
- **Address:** 167 NORTH MAIN STREET, Tuba City, AZ 86045-0600
- **Phone:** (928) 283-2501 · **Fax:** (928) 283-2677
## 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:** Tuba City Regional Health Care Corporation (NPI 1134382211, Cameron, AZ), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Texas Southwestern Medical School At Dallas, class of 1982
## Record status
- **NPPES last updated:** September 11, 2025
- **Other identifiers:** Medicaid 425654 (AZ)
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Source: [NPI Profile](https://npiprofile.com/npi/1932142189) · Data from the CMS NPPES public registry.