National City, Michigan
National City has an average healthcare access score of 44/100 (Limited Access) across 1 ZIP code.
People Score
Insurance, income, literacy, disability barriers (~20%)
Provider Score
Doctors, specialists, mental health, dental access (~35%)
Hospital Score
Emergency, inpatient, and screening facility access (~25%)
Travel Score
Vehicle, transit, and broadband infrastructure (~20%)
City Average
Limited Access
Grade: D+
1 ZIP code in National City
Comparisons
Healthcare Access Map
ZIP codes in and around National City. Click any dot to view its Healthcare Access Score.
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ZIP Codes in National City
All 1 ZIP codes ranked by Healthcare Access Score
| # | ZIP Code | Score | Access Level | Grade | Score Bar |
|---|---|---|---|---|---|
| 1 | 48748 | 44 | Limited Access | D+ |
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FAQ
Frequently Asked Questions About Healthcare Access in National City
How good is healthcare access in National City, Michigan?
National City has an average CartoChrome Healthcare Access Score of 44/100 (Limited Access), measured across 1 ZIP codes inside the city. The score reflects provider density, hospital proximity, transportation access, and social-determinant barriers.
Which ZIP code in National City has the best healthcare?
ZIP 48748 scores highest in National City at 44/100, while ZIP 48748 scores lowest at 44/100. A 0-point gap between ZIPs in the same city usually reflects differences in specialist density and SDOH — not hospital distance.
Does National City have healthcare deserts?
No ZIP in National City currently scores below the 25/100 healthcare-desert threshold. See the ZIP-level breakdown for the full distribution of access scores inside the city.
How many doctors are in National City?
CartoChrome uses CMS NPPES provider records to connect National City residents with nearby clinicians by ZIP, specialty, and travel distance. Live provider totals are refreshed through the backend data pipeline rather than estimated in this FAQ.
What ZIPs are covered for National City?
National City contains 1 Census ZCTA ZIP codes. CartoChrome publishes individual scores for each — see the ZIP table below. ZIP boundaries come from Census TIGER/Line shapefiles and are updated annually.
How Is This Score Calculated?
The National City average healthcare access score of 44/100 is computed by averaging the Healthcare Access Scores across all 1 ZIP code in the city. Each ZIP is explained through People Score, Provider Score, Hospital Score, and Travel Score.
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