JAMES CALDER MAJOR MD
NPI 1700076783
Ophthalmology in Houston, TX
About James Calder Major Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JAMES CALDER MAJOR MD (NPI 1700076783) is an individual ophthalmology provider in Houston, Texas, licensed in Texas (N2637) and active in the NPI registry since July 2007. He is enrolled in Medicare PECOS, is affiliated with Houston Methodist Hospital, and is a graduate of Baylor College Of Medicine (2003).
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 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 and accepts Medicare assignment
James Calder Major 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 James Major reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Bellaire, TX 77401
- Reassigned Medicare billing, Texas enrollment
- 30 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 14
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.
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 5
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 James Major's NPI number?
The NPI number for James Major is 1700076783. It was assigned to this individual provider in the NPPES registry on July 26, 2007.
Where is James Major located?
James Major practices at 6560 Fannin St Ste 750, Houston, TX 77030. The listed phone number is (713) 524-3434.
What is James Major's specialty?
The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.
Is James Major enrolled in Medicare?
Yes. James Major 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 James Major's services?
According to the CMS Revalidation Reassignment List (October 2026 release), James Major reassigns Medicare benefits to Retina Consultants Of Houston PLLC (Bellaire, 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 James Major's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does James Major accept?
Health plans from Baylor Scott and White Health Plan, Blue Cross and Blue Shield of Texas, CHRISTUS Health Plan, UnitedHealthcare and WellPoint list James Major 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 James Major affiliated with any hospitals?
According to CMS data, James Major is affiliated with Houston Methodist Hospital.
When was this NPI record last updated?
The NPPES record for James Major was last updated on March 29, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.
# James Calder Major, MD · NPI 1700076783
Ophthalmology physician in Houston, Texas. Individual provider, active in the CMS NPPES registry since July 26, 2007.
## Identity
- **NPI:** 1700076783 (Entity type: Individual)
- **Enumerated:** July 26, 2007
- **Primary specialty:** Ophthalmology · taxonomy 207W00000X
- **State license:** N2637 (Texas)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 6560 FANNIN ST STE 750, Houston, TX 77030-2727
- **Phone:** (713) 524-3434 · **Fax:** (713) 524-3220
## 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:** Retina Consultants Of Houston PLLC (NPI 1902975352, Bellaire, TX), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Baylor College Of Medicine, class of 2003
## Record status
- **NPPES last updated:** March 29, 2017
- **Other identifiers:** Other AH160 (TX); Medicaid 279060200 (TX)
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Source: [NPI Profile](https://npiprofile.com/npi/1700076783) · Data from the CMS NPPES public registry.