JOHN NORMAN UNTERBORN M.D.
NPI 1548363518
Internal Medicine - Pulmonary Disease in Brighton, MA
About John Norman Unterborn M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JOHN NORMAN UNTERBORN M.D. (NPI 1548363518) is an individual pulmonary disease provider in Brighton, Massachusetts, licensed in Massachusetts (74600) and active in the NPI registry since September 2006. He is enrolled in Medicare PECOS, is affiliated with Houston Methodist Hospital, and is a graduate of University Of Maryland School Of Medicine (1989).
NPPES Registry Identity
Specialties & Licenses
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
John Norman Unterborn M.d. 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 John Unterborn reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
New York, NY 10016
- Reassigned Medicare billing, Texas enrollment
- 62 clinicians in this Medicare group
Sumter, SC 29150
- Reassigned Medicare billing, Colorado enrollment
- 2 clinicians in this Medicare group
Hazlehurst, MS 39083
- Reassigned Medicare billing, Mississippi enrollment
- 88 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
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 02135 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.
BRIGHTON, MA 02135
BRIGHTON, MA 02135
BRIGHTON, MA 02135
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 John Unterborn's NPI number?
The NPI number for John Unterborn is 1548363518. It was assigned to this individual provider in the NPPES registry on September 6, 2006.
Where is John Unterborn located?
John Unterborn practices at 11 Nevins St Suite 202, Brighton, MA 02135. The listed phone number is (617) 779-6700.
What is John Unterborn's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Pulmonary Disease, with taxonomy code 207RP1001X.
Is John Unterborn enrolled in Medicare?
Yes. John Unterborn 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 John Unterborn's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Unterborn reassigns Medicare benefits to 3 organizations: Ccmma Tx PLLC (New York, NY), Ccmma Sc LLC (Sumter, SC) and Copiah County Medical Center (Hazlehurst, MS). 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 John Unterborn's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does John Unterborn accept?
Health plans from Antidote Health of TX, Blue Cross and Blue Shield of Texas, Oscar Health, Oscar Health Plan of North Carolina, Inc and Oscar Health Plan, Inc. and 1 other insurer list John Unterborn 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 John Unterborn affiliated with any hospitals?
According to CMS data, John Unterborn is affiliated with Houston Methodist Hospital.
When was this NPI record last updated?
The NPPES record for John Unterborn was last updated on October 12, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 34 days 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.
# John Norman Unterborn, M.D. · NPI 1548363518
Pulmonary Disease physician in Brighton, Massachusetts. Individual provider, active in the CMS NPPES registry since September 6, 2006.
## Identity
- **NPI:** 1548363518 (Entity type: Individual)
- **Enumerated:** September 6, 2006
- **Primary specialty:** Internal Medicine - Pulmonary Disease · taxonomy 207RP1001X
- **State license:** 74600 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 11 NEVINS ST, SUITE 202, Brighton, MA 02135-3514
- **Phone:** (617) 779-6700 · **Fax:** (617) 779-6771
## 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): Ccmma Tx PLLC (NPI 1841829819, New York, NY); Ccmma Sc LLC (NPI 1245715796, Sumter, SC); Copiah County Medical Center (NPI 1083039663, Hazlehurst, MS) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Maryland School Of Medicine, class of 1989
## Record status
- **NPPES last updated:** October 12, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1548363518) · Data from the CMS NPPES public registry.