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Wellpoint
Wellpoint is a health insurer. They report 220 insurance plans covering 210K providers across 18K billing codes.
Source: public Transparency in Coverage filesRefreshed monthly, latest September 202616 monthly releases tracked
Monthly release
220
Plans
210K
Providers (NPIs)
XX% vs prior month
68K
Tax IDs
XX% vs prior month
18K
Billing codes
XX% vs prior month
890K
Rate rows
XX% vs prior month
September 2026 release
What's in Wellpoint's data
A profile of the machine-readable files Wellpoint publishes, after PayerPrice parses and normalizes them.
Billing code types
Distinct codes and rate rows by code system
CodesRows
- CPT11K620K70%
- HCPCS5.9K120K13%
- CDT850110K12%
- RC14043K4.8%
Billing class
Professional vs. institutional rate rows
- Professional850K95%
- Institutional43K4.8%
Negotiation arrangement
How each rate is expressed
- Fee Schedule860K97%
- Negotiated25K2.8%
- Per Diem3.6K0.4%
Plan identifiers
HIOS IDs mark individual and small-group plans; EINs mark employer plans
- HIOS ID220100%
Providers by type
Distinct NPIs by entity type
- Individual (Type 1)200K93%
- Organization (Type 2)16K7.4%
Tax IDs by type
How provider groups are identified
- EIN40K59%
- NPI (Organization)16K24%
- NPI (Individual)12K18%
Top states
States with the most providers in network
- Texas62K
- Florida36K
- California18K
- Maryland14K
- New York8.3K
- Washington5.7K
Top specialties
Provider taxonomies with the most NPIs
- Optometrist46K
- General Practice Dentistry19K
- Dentist15K
- Family Nurse Practitioner9.8K
- Ophthalmology Physician5.8K
- Internal Medicine Physician5.5K
These are the files. Want the rates inside them?
Look up Wellpoint's negotiated rates by provider, TIN, billing code and plan.
Month-over-month history
Track how network size and rate volume change with each monthly release.
| Month | Plans | NPIs | Tax IDs | Billing codes | Rate rows |
|---|---|---|---|---|---|
| September 2026 | 220 | 210K | 68K | 18K | 890K |
| August 2026 | 220 | 210K | 67K | 18K | 27M |
| July 2026 | 220 | 210K | 68K | 18K | 3.3M |
| June 2026 | — | — | — | — | |
| May 2026 | — | — | — | — |
Data quality scorecard
6/6Good
This payer meets all 6 data quality criteria — their transparency files are comprehensive and well-structured.
Evaluated on the September 2026 release.
Professional & Institutional Rates
Data includes both professional and institutional billing class rates
Valid Tax IDs
More than 80% of Tax IDs are EIN or NPI (Organization) type
HIOS Plan
Data includes at least one HIOS-identified plan
Low Derived/Percentage Rates
Less than 10% of negotiation entries are derived or percentage type
Standard Code Coverage
Sufficient CPT and HCPCS code coverage with low proportion of LOCAL entries
Common Taxonomies
NPIs in the dataset cover at least 50 distinct provider taxonomies
How the score works
Each monthly release is checked against six criteria. 5–6 passing criteria rate Good, 3–4 rate Acceptable, and 0–2 rate Poor.
Behavioral, RX, and other specialty networks may not pass all criteria but can still contain complete and usable data.
Access the data
Wellpoint's negotiated rates, in the tools your team already uses
PayerPrice turns raw transparency files into one clean, normalized dataset across 180+ payers, refreshed every month. Pick how you want to work with it.
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Pull negotiated rates, providers and benchmarks into your own products and pipelines.
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Query the full normalized dataset with SQL or PySpark, shared directly into your warehouse.
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Ask Claude, Cursor or your own agents questions like "What does Wellpoint pay for CPT 99213 near me?"
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Frequently asked questions
About Wellpoint's price transparency data.
What price transparency data does Wellpoint publish?
Wellpoint's September 2026 Transparency in Coverage files list 220 plans, 210K providers (NPIs), 68K tax IDs and 18K billing codes, for 890K negotiated rate rows in total.
Which states does Wellpoint's network cover?
Wellpoint's files include providers in 51 states. The states with the most in-network providers are Texas, Florida, California, Maryland, New York.
How often is Wellpoint's data updated?
Payers must post updated machine-readable files every month. PayerPrice processes Wellpoint's files monthly; the latest processed release is September 2026, and 16 monthly releases are available.
What is the Transparency in Coverage rule?
Since July 2022, the federal Transparency in Coverage rule has required most group health plans and health insurers to publish machine-readable files of their in-network negotiated rates and out-of-network allowed amounts, updated monthly. These files are the source for the data on this page.
How can I access Wellpoint's negotiated rates?
Start a free PayerPrice trial to search Wellpoint's rates in the web app, or book a demo to get the full dataset through the REST API, SQL in Snowflake or Databricks, or AI assistants through the PayerPrice MCP server.