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Start free trialRegional Payer (California)Blue Cross Blue Shield (BCBS) family
Payer price transparency data
Blue Shield California
Blue Shield California is a regional (California) health insurer, part of the Blue Cross Blue Shield (BCBS) family. They report 820 insurance plans covering 310K providers across 21K billing codes.
Source: public Transparency in Coverage filesRefreshed monthly, latest September 202619 monthly releases tracked
Monthly release
820
Plans
XX% vs prior month
310K
Providers (NPIs)
XX% vs prior month
120K
Tax IDs
XX% vs prior month
21K
Billing codes
XX% vs prior month
1.3B
Rate rows
XX% vs prior month
September 2026 release
What's in Blue Shield California's data
A profile of the machine-readable files Blue Shield California publishes, after PayerPrice parses and normalizes them.
Billing code types
Distinct codes and rate rows by code system
CodesRows
- CPT11K800M64%
- HCPCS7.4K320M25%
- CDT860130M10%
- RC54073K<0.1%
- MS-DRG83022K<0.1%
- CSTM-ALL1330<0.1%
- APC760260<0.1%
Billing class
Professional vs. institutional rate rows
- Professional1.3B100%
- Institutional580K<0.1%
Negotiation arrangement
How each rate is expressed
- Negotiated740M59%
- Fee Schedule510M41%
- Percentage2.8M0.2%
- Per Diem52K<0.1%
Plan identifiers
HIOS IDs mark individual and small-group plans; EINs mark employer plans
- HIOS ID28034%
- EIN55066%
Providers by type
Distinct NPIs by entity type
- Individual (Type 1)270K88%
- Organization (Type 2)38K12%
Tax IDs by type
How provider groups are identified
- EIN110K93%
- NPI (Individual)6.9K5.6%
- NPI (Organization)1.2K1.0%
Top states
States with the most providers in network
- California160K
- Texas16K
- Florida12K
- New York12K
- Pennsylvania7.4K
- Illinois7.2K
Top specialties
Provider taxonomies with the most NPIs
- General Practice Dentistry48K
- Optometrist47K
- Dentist39K
- Family Medicine Physician10K
- Internal Medicine Physician9.9K
- Physical Therapist6.8K
These are the files. Want the rates inside them?
Look up Blue Shield California'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 | 820 | 310K | 120K | 21K | 1.3B |
| August 2026 | 1K | 150K | 36K | 21K | 1.3B |
| July 2026 | 2.4K | 210K | 68K | 21K | 1.6B |
| 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
Blue Shield California'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.
API
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Pull negotiated rates, providers and benchmarks into your own products and pipelines.
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Snowflake & Databricks
Query the full normalized dataset with SQL or PySpark, shared directly into your warehouse.
See data sharingAI
MCP server
Ask Claude, Cursor or your own agents questions like "What does Blue Shield California pay for CPT 99213 near me?"
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Frequently asked questions
About Blue Shield California's price transparency data.
What price transparency data does Blue Shield California publish?
Blue Shield California's September 2026 Transparency in Coverage files list 820 plans, 310K providers (NPIs), 120K tax IDs and 21K billing codes, for 1.3B negotiated rate rows in total.
Which states does Blue Shield California's network cover?
Blue Shield California's files include providers in 51 states. The states with the most in-network providers are California, Texas, Florida, New York, Pennsylvania.
How often is Blue Shield California's data updated?
Payers must post updated machine-readable files every month. PayerPrice processes Blue Shield California's files monthly; the latest processed release is September 2026, and 19 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 Blue Shield California's negotiated rates?
Start a free PayerPrice trial to search Blue Shield California'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.