Which Medicare Part D plans in this county cover this drug, at what tier and cos
Which Medicare Part D plans in this county cover this drug, at what tier and cost? Every PDP and Medicare Advantage drug plan with tier, prior authorization, step therapy, quantity limit, premium and copay, plan years 2026 and 2027, computed by Distill from CMS’s monthly formulary files. Updated monthly. $0.02 per call (x402, USDC on Base); 3 free calls a day.
Answeringour last check, 2026-10-24
1 of 1checks answered this week
943 msmedian answer time
$0.02listed price per call
$0.02price it asked us
Paid test badge: not yet. The checks above are free: we call the tool without paying and read the payment request it sends back. The Verified badge needs paid calls whose answers match the promised output, and nobody can buy a badge.
Endpoint
GET https://data.spencermcw.com/v1/medicare/partd/coverage
| Category | Everything else |
|---|---|
| Provider host | data.spencermcw.com |
| Networks | eip155:8453 |
| Payment schemes | exact |
| Self-reported calls, 30 days | 1 from 1 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-10-24 | valid payment request | 402 | $0.02 | 943 ms |
Example input (from the provider)
{
"method": "GET",
"queryParams": {
"county": "Denver",
"limit": 2,
"plan_year": 2027,
"rxcui": "617311",
"state": "CO"
},
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"properties": {
"county": {
"maxLength": 60,
"minLength": 2,
"type": "string"
},
"county_code": {
"pattern": "^\\d{5}$",
"type": "string"
},
"kind": {
"enum": [
"pdp",
"ma",
"all"
],
"type": "string"
},
"limit": {
"maximum": 100,
"minimum": 1,
"type": "integer"
},
"ndc": {
"pattern": "^\\d{11}$",
"type": "string"
},
"plan_year": {
"maximum": 2100,
"minimum": 2000,
"type": "integer"
},
"rxcui": {
"pattern": "^\\d{1,10}$",
"type": "string"
},
"state": {
"pattern": "^[A-Za-z]{2}$",
"type": "string"
}
},
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"data": {
"additionalProperties": false,
"properties": {
"drug": {
"additionalProperties": false,
"properties": {
"ndc": {
"type": [
"string",
"null"
]
},
"rxcui": {
"type": "string"
}
},
"required": [
"rxcui",
"ndc"
],
"type": "object"
},
"file_date": {
"type": "string"
},
"location": {
"additionalProperties": false,
"properties": {
"county": {
"type": "string"
},
"county_code": {
"type": "string"
},
"ma_region": {
"type": "string"
},
"pdp_region": {
"type": "string"
},
"state": {
"type": "string"
}
},
"required": [
"county_code",
"state",
"county",
"ma_region",
"pdp_region"
],
"type": "object"
},
"plan_year": {
"maximum": 9007199254740991,
"minimum": -9007199254740991,
"type": "integer"
},
"plans": {
"items": {
"additionalProperties": false,
"properties": {
"contract_name": {
"type": "string"
},
"cost_30_day": {
"anyOf": [
{
"additionalProperties": false,
"properties": {
"deductible_applies": {
"type": "boolean"
},
"preferred_mail": {
"type": "object"
},
"preferred_retail": {
"type": "object"
},
"specialty": {
"type": "boolean"
},
"standard_mail": {
"type": "object"
},
"standard_retail": {
"type": "object"
},
"tier": {
"maximum": 9007199254740991,
"minimum": -9007199254740991,
"type": "integer"
}
},
"required": [
"tier",
"specialty",
"deductible_applies",
"preferred_retail",
"standard_retail",
"preferred_mail",
"standard_mail"
],
"type": "object"
},
{
"type": "null"
}
]
},
"deductible": {
"type": [
"string",
"null"
]
},
"drug": {
"additionalProperties": false,
"properties": {
"negotiated_drug": {
"type": "boolea