Interactive Report

Healthcare Access Can Fail When Travel Breaks Down

A ZIP Code can have nearby providers and still be hard to use if residents lack vehicles, transit is weak, travel is difficult, or local barriers stack together. CartoChrome turns those signals into the public Travel Score driver.

Sources and freshness are reported through the public source registry and score run records.

Explore the Data Partnership Inquiry

Is Your Community a Transportation Desert?

Enter any US ZIP Code to see its travel-barrier score, vehicle access, hospital proximity, and transit availability.

Access Scenario

What a Travel Barrier Looks Like

Consider a rural older adult who needs dialysis three times a week. If the nearest center is dozens of miles away, there is no household vehicle, and public transit is unavailable, a routine appointment becomes a logistics problem before it becomes a medical visit.

CartoChrome turns that pattern into a repeatable ZIP-level signal: Healthcare Access Score for the main access picture, then People Score, Provider Score, Hospital Score, and Travel Score to explain why access is strong or weak.

The point is not to tell one unverifiable story. It is to show where real public data indicates that missed care is more likely because travel, distance, and local vulnerability stack together.

That is the map layer payers, health systems, relocation teams, and families can actually act on.

Travel barriers are measurable

Travel

Travel Score highlights transportation and distance barriers

Source: CartoChrome four-driver score contract

HPSA

Shortage-area records help validate access gaps

Source: HRSA public shortage-area data

CMS

Facility records show hospital and care-site availability

Source: CMS public provider-data files

ACS

Vehicle, income, disability, and insurance variables add local context

Source: Census ACS public data

Metro Travel-Barrier Planning Examples

A planning-style view of the barrier metrics CartoChrome uses for NEMT, health system access planning, and relocation analysis. Live ZIP Code data comes from the API; this metro section is labeled as an example until the metro rollup endpoint is live.

These are planning examples, not live ranked metro scores. CartoChrome only renders live numeric scores where the API provides them; the live ZIP Code lookup above does not fall back to generated values.

Metro Example	Barrier Focus	Planning Use
Detroit-Warren-Dearborn, MI	Urban vehicle access and cross-county specialty travel	NEMT staging, appointment ride density, specialty access analysis
Memphis, TN-MS-AR	Provider shortage plus multi-state travel patterns	Network adequacy review and health-system access planning
New Orleans-Metairie, LA	Low-vehicle areas, weather disruption, and hospital access	Disaster access planning and recurring appointment support
Baltimore-Columbia-Towson, MD	East-west access differences and hospital concentration	Payer access reporting and patient navigation routing
Cleveland-Elyria, OH	Transit gaps between residential ZIP Codes and care destinations	Ride-allocation strategy and missed-care risk targeting

The Opportunity

The $15 Billion Opportunity

Non-emergency medical transportation is the fastest-growing segment of Medicaid. The companies that own the data will own the market.

Route Optimization

CartoChrome data shows where rides are needed most. Target the ZIP Codes where transportation burden, provider distance, and local vulnerability appear strongest. Travel Score barrier detail identifies areas that deserve deeper medical-transportation planning before a partner commits capacity.

Unknown+ ZIP Codes scored

Medicaid Compliance

Medicaid non-emergency medical transportation is governed by public program rules. CartoChrome identifies ZIP Codes with higher transportation barriers so partners can document need with published, auditable access data instead of guesswork.

NEMT access context

Evaluation Data

Travel Score detail can support program evaluation by showing where access friction is highest before rides are routed. It does not prove outcomes or ROI by itself; partners should pair it with claims, appointment, and ride-completion data under their own consent and compliance controls.

public source registry

Unknown+

ZIP Codes scored

Unknown+

Provider profiles

Unknown+

Facility profiles

Unknown

Public source records

Explore by State

Transportation vulnerability varies dramatically across states. Hover to see zero-vehicle household rates. Click to dive into state-level data.

Alabama

Open the state page for live ZIP-level Healthcare Access Score coverage and the People Score, Provider Score, Hospital Score, and Travel Score drivers.

Healthcare Access Can Fail When Travel Breaks Down

Is Your Community a Transportation Desert?

What a Travel Barrier Looks Like

Metro Travel-Barrier Planning Examples

The $15 Billion Opportunity

Route Optimization

Medicaid Compliance

Evaluation Data

Explore by State

Open Data for Open Impact

What's included

Download formats

Every Missed Appointment Is a Missed Ride

Frequently Asked Questions About Healthcare Deserts

Healthcare Access Can Fail When Travel Breaks Down

Is Your Community a Transportation Desert?

What a Travel Barrier Looks Like

Metro Travel-Barrier Planning Examples

The $15 Billion Opportunity

Route Optimization

Medicaid Compliance

Evaluation Data

Explore by State

Open Data for Open Impact

What's included

Download formats

Every Missed Appointment Is a Missed Ride

Frequently Asked Questions About Healthcare Deserts