DR. DIRK F MASSIE OD
NPI 1972510345
Optometrist in Swansea, IL
About Dr. Dirk F Massie Od NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. DIRK F MASSIE OD (NPI 1972510345) is an individual optometrist in Swansea, Illinois, licensed in Illinois (46-9417) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS and is a graduate of Saint Louis University School Of Medicine (2001).
NPPES Registry Identity
Specialties & Licenses
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
Dr. Dirk F Massie Od 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
11Medicare enrollment records show Dirk Massie reassigns Medicare billing to 11 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Swansea, IL 62226
- Reassigned Medicare billing, Illinois enrollment
- 3 clinicians in this Medicare group
Saint Louis, MO 63129
- Reassigned Medicare billing, Missouri enrollment
- 7 clinicians in this Medicare group
Saint Louis, MO 63122
- Reassigned Medicare billing, Missouri enrollment
- 6 clinicians in this Medicare group
Alton, IL 62002
- Reassigned Medicare billing, Illinois enrollment
- 4 clinicians in this Medicare group
Saint Louis, MO 63141
- Reassigned Medicare billing, Missouri enrollment
- 6 clinicians in this Medicare group
Ellisville, MO 63011
- Reassigned Medicare billing, Missouri enrollment
- 3 clinicians in this Medicare group
Brighton, IL 62012
- Reassigned Medicare billing, Illinois enrollment
- 4 clinicians in this Medicare group
Saint Peters, MO 63376
- Reassigned Medicare billing, Missouri enrollment
- 2 clinicians in this Medicare group
Saint Peters, MO 63376
- Reassigned Medicare billing, Missouri enrollment
- 6 clinicians in this Medicare group
Ste Genevieve, MO 63670
- Reassigned Medicare billing, Missouri enrollment
- 4 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 62226 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 6
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Dirk Massie's NPI number?
The NPI number for Dirk Massie is 1972510345. It was assigned to this individual provider in the NPPES registry on August 1, 2006.
Where is Dirk Massie located?
Dirk Massie practices at 4111 N Illinois St, Swansea, IL 62226. The listed phone number is (618) 234-3053.
What is Dirk Massie's specialty?
The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.
Is Dirk Massie enrolled in Medicare?
Yes. Dirk Massie 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 Dirk Massie's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Dirk Massie reassigns Medicare benefits to 11 organizations: Performance Eyecare PC (Swansea, IL), Pec South County LLC (Saint Louis, MO), Pec Warson, LLC (Saint Louis, MO), Pec Alton, LLC (Alton, IL), Massie Optometry PC (Saint Louis, MO) and 6 more organizations, listed in the Medicare section above. 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 Dirk Massie's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Dirk Massie accept?
Health plans from Anthem Blue Cross and Blue Shield, Blue Cross Blue Shield of Wyoming, Blue Cross and Blue Shield of Louisiana, Blue Cross and Blue Shield of Montana and Blue Cross and Blue Shield of Oklahoma and 11 other insurers list Dirk Massie 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 Dirk Massie was last updated on August 27, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.
# Dr. Dirk F Massie, OD · NPI 1972510345
Optometrist provider in Swansea, Illinois. Individual provider, active in the CMS NPPES registry since August 1, 2006.
## Identity
- **NPI:** 1972510345 (Entity type: Individual)
- **Enumerated:** August 1, 2006
- **Primary specialty:** Optometrist · taxonomy 152W00000X
- **State license:** 46-9417 (Illinois)
- **Sole proprietor:** No
## Practice location
- **Address:** 4111 N ILLINOIS ST, Swansea, IL 62226-7609
- **Phone:** (618) 234-3053 · **Fax:** (168) 234-6331
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health
- **Bills Medicare through:** 11 organizations under Medicare reassignment (form CMS-855R): Performance Eyecare PC (NPI 1265527394, Swansea, IL); Pec South County LLC (NPI 1295371946, Saint Louis, MO); Pec Warson, LLC (NPI 1063058386, Saint Louis, MO); Pec Alton, LLC (NPI 1598114001, Alton, IL); Massie Optometry PC (NPI 1255675740, Saint Louis, MO); and 6 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Saint Louis University School Of Medicine, class of 2001
## Record status
- **NPPES last updated:** August 27, 2012
- **Other identifiers:** Medicare UPIN U87226 (IL); Medicare ID-Type Unspecified 212342 (IL)
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Source: [NPI Profile](https://npiprofile.com/npi/1972510345) · Data from the CMS NPPES public registry.