WINSTON SAUBER

NPI 1942758917 · Physician Assistant · Anthem

Provider Status Assessment

Verified Active

Strong multi-source corroboration of active practice across 4 carrier networks with confirmed Colorado DORA license.

Confidence: High

Evidence: 9123 items from 11 sources

Signals: 7 supporting · 0 opposing

Resolution: All evidence sources corroborate active practice. 7 supporting signals with no contradictions across 8 evaluated sources.

Data Source Signals

✓

NPPES

DENVER, 80205

Freshness: Unknown

✓

Network Status

Listed with 5 carriers

anthem_co — in_network (commercial)
anthem_co — in_network (commercial)
kpic_co — in_network (commercial)
aetna_co — in_network (commercial)
kaiser_co — in_network (commercial)

✓

DORA License

Active

✓

Medicare

314 services

226 beneficiaries

$23,333.82 total payment

Specialty: Physician Assistant

✗

Care Compare

Address mismatch with NPPES

BOULDER, 80302
BOULDER, 80303
LONGMONT, 80501
LOUISVILLE, 80027

✓

PECOS Enrollment

Medicare enrolled

System Reasoning

Claim Under Evaluation

Provider is actively practicing and appropriately listed in carrier networks

Evidence Evaluated

FHIR Directory: No active FHIR endpoint despite carrier listings

NPPES Registry: Active NPI, registered in DENVER

Colorado DORA License: License status: Active

Medicare Billing: 314 services, 226 beneficiaries

PECOS Enrollment: Medicare enrollment confirmed

Federal Exclusion Check: No federal exclusions found (OIG LEIE, SAM.gov)

Carrier Networks: Listed in 5 carrier networks

CMS Care Compare: Found in Care Compare with 4 locations

Trust Evaluation

identity:0.75Strong

licensure:0.90Strong

activity:1.00

Dimension Scores

Composite0.84

Identity0.75 — Moderate

Active NPI with specialty classification

Licensure0.90 — Strong

Active Colorado DORA license confirmed

Activity1.00 — Strong

Active Medicare billing confirmed

Reachability0.60 — Moderate

Single address source (NPPES)

Network0.90 — Strong

Listed in multiple carrier networks

Why is this provider classified as “verified active”?

Strong multi-source corroboration of active practice. All dimensions above 0.55 with evidence depth ≥ 5. Active license confirmed.

Carrier Network Listings

4 networks across 3 carriers

Anthem(1 network)

1 DOI 6C-3

Anthem Blue Cross Blue ShieldDOI 6C-3

View carrier →

Kaiser Permanente(2 networks)

2 DOI 6C-3

Kaiser Permanente Insurance CoDOI 6C-3

View carrier →

Kaiser PermanenteDOI 6C-3

View carrier →

Aetna(1 network)

1 DOI 6C-3

Aetna

Related Investigations

All providers in Anthem Blue Cross Blue Shield networkView →All Physician Assistant providers statewideView →All providers in DENVER 80205View →All providers classified as Verified ActiveView →

Known Addresses

NPPESDENVER, 80205

Care CompareBOULDER, 80302

Care CompareBOULDER, 80303

Care CompareLONGMONT, 80501

Care CompareLOUISVILLE, 80027

Evidence

9123 items across 18 assertions from 11 sources

Connected Records

Practice Address

DENVER, 80205

NPPES, cms_care_compare

Carrier Network Listing

Listed in 4 carrier networks

TiC: Anthem Blue Cross Blue Shield, TiC: Kaiser Permanente Insurance Company, TiC: Aetna, TiC: Kaiser Permanente

Colorado License

Active

DORA

NPI Registration

Status: active

NPPES Deactivation

Order/Referring Eligibility

Record found

cms_order_refer

Medicare Enrollment

Enrolled

PECOS

Medicare Billing

314 services

cms_medicare

entity_type

Record found

NPPES

Federal Exclusion Check

No exclusion found

OIG LEIE + SAM.gov

Evidence Lineage

Carrier Network ListingTrust: 0.80

↓TiC: Anthem Blue Cross Blue Shield9096 records ·weight 0.80 · Latest: Mar 14, 2026

Carrier Network ListingTrust: 0.80

↓TiC: Anthem Blue Cross Blue Shield7 records ·weight 0.80 · Latest: Mar 14, 2026

Colorado License StatusTrust: 0.95

↓DORA3 records ·weight 0.98 · Latest: Mar 13, 2026

Matched via: license_number

NPI Registration StatusTrust: 0.90

↓NPPES Deactivationweight 0.85 · Mar 12, 2026

Practice LocationTrust: 0.85

↓NPPES2 records ·

Timeline

Mar 14, 2026Carrier listing: Anthem Blue Cross Blue Shield

Mar 13, 2026DORA license check: Active

Mar 12, 2026NPPES record: active

Mar 11, 2026Practice address: DENVER, 80205

Mar 11, 2026Order/Referring Eligibility: record found

Mar 11, 2026Medicare enrollment: Approved

Mar 11, 2026Carrier listing: Kaiser Permanente Insurance Company

Mar 11, 2026Carrier listing: Aetna

Mar 6, 2026Practice address: BOULDER, 80302

Mar 6, 2026Practice address: BOULDER, 80303

Mar 6, 2026

Evidence

Loading evidence lineage...

Disclaimer: This analysis uses publicly available federal and state data sources. It does not constitute a determination of provider status or network participation. Contact the provider or health plan directly to verify current status.

Evidence

9123 items across 18 assertions from 11 sources

Connected Records

Practice Address

DENVER, 80205

NPPES, cms_care_compare

Carrier Network Listing

Listed in 4 carrier networks

TiC: Anthem Blue Cross Blue Shield, TiC: Kaiser Permanente Insurance Company, TiC: Aetna, TiC: Kaiser Permanente

Colorado License

Active

DORA

NPI Registration

Status: active

NPPES Deactivation

Order/Referring Eligibility

Record found

cms_order_refer

Medicare Enrollment

Enrolled

PECOS

Medicare Billing

314 services

cms_medicare

entity_type

Record found

NPPES

Federal Exclusion Check

No exclusion found

OIG LEIE + SAM.gov

Evidence Lineage

Carrier Network ListingTrust: 0.80

↓TiC: Anthem Blue Cross Blue Shield9096 records ·weight 0.80 · Latest: Mar 14, 2026

Carrier Network ListingTrust: 0.80

↓TiC: Anthem Blue Cross Blue Shield7 records ·weight 0.80 · Latest: Mar 14, 2026

Colorado License StatusTrust: 0.95

↓DORA3 records ·weight 0.98 · Latest: Mar 13, 2026

Matched via: license_number

NPI Registration StatusTrust: 0.90

↓NPPES Deactivationweight 0.85 · Mar 12, 2026

Practice LocationTrust: 0.85

↓NPPES2 records ·

Timeline

Mar 14, 2026Carrier listing: Anthem Blue Cross Blue Shield

Mar 13, 2026DORA license check: Active

Mar 12, 2026NPPES record: active

Mar 11, 2026Practice address: DENVER, 80205

Mar 11, 2026Order/Referring Eligibility: record found

Mar 11, 2026Medicare enrollment: Approved

Mar 11, 2026Carrier listing: Kaiser Permanente Insurance Company

Mar 11, 2026Carrier listing: Aetna

Mar 6, 2026Practice address: BOULDER, 80302

Mar 6, 2026Practice address: BOULDER, 80303

Mar 6, 2026