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Payer price transparency data
United Healthcare (incl Optum, Rocky Mountain, Health Plan of Nevada, Sierra Health)
United Healthcare (incl Optum, Rocky Mountain, Health Plan of Nevada, Sierra Health) is a national health insurer, part of the United Healthcare family. They report 16K insurance plans covering 2.2M providers across 23K billing codes.
Source: public Transparency in Coverage filesRefreshed monthly, latest September 202619 monthly releases tracked
Monthly release
16K
Plans
XX% vs prior month
2.2M
Providers (NPIs)
XX% vs prior month
450K
Tax IDs
XX% vs prior month
23K
Billing codes
XX% vs prior month
2.6B
Rate rows
XX% vs prior month
September 2026 release
What's in United Healthcare (incl Optum, Rocky Mountain, Health Plan of Nevada, Sierra Health)'s data
A profile of the machine-readable files United Healthcare (incl Optum, Rocky Mountain, Health Plan of Nevada, Sierra Health) publishes, after PayerPrice parses and normalizes them.
Billing code types
Distinct codes and rate rows by code system
CodesRows
- CPT13K1.9B74%
- HCPCS7.2K690M26%
- MS-DRG8002M<0.1%
- CDT5301.9M<0.1%
- RC380590K<0.1%
- CSTM-ALL220260K<0.1%
- ICD930110K<0.1%
- NDC1010<0.1%
Billing class
Professional vs. institutional rate rows
- Professional2.6B98%
- Institutional56M2.2%
Negotiation arrangement
How each rate is expressed
- Negotiated2.5B96%
- Fee Schedule90M3.4%
- Percentage2.5M<0.1%
- Per Diem580K<0.1%
Plan identifiers
HIOS IDs mark individual and small-group plans; EINs mark employer plans
- HIOS ID1.1K7.0%
- EIN15K93%
Providers by type
Distinct NPIs by entity type
- Individual (Type 1)1.9M86%
- Organization (Type 2)300K14%
Tax IDs by type
How provider groups are identified
- EIN400K89%
- NPI (Individual)46K10%
- NPI (Organization)3.1K0.7%
Top states
States with the most providers in network
- California190K
- Texas160K
- New York140K
- Florida130K
- Pennsylvania98K
- Ohio89K
Top specialties
Provider taxonomies with the most NPIs
- Family Nurse Practitioner130K
- Clinical Social Worker120K
- Family Medicine Physician110K
- Physician Assistant100K
- Internal Medicine Physician93K
- Mental Health Counselor79K
These are the files. Want the rates inside them?
Look up United Healthcare (incl Optum, Rocky Mountain, Health Plan of Nevada, Sierra Health)'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 | 16K | 2.2M | 450K | 23K | 2.6B |
| August 2026 | 19K | 2.3M | 520K | 69K | 2.7B |
| July 2026 | 20K | 2.3M | 540K | 70K | 2.8B |
| 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.
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United Healthcare (incl Optum, Rocky Mountain, Health Plan of Nevada, Sierra Health)'s negotiated rates, in the tools your team already uses
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Frequently asked questions
About United Healthcare (incl Optum, Rocky Mountain, Health Plan of Nevada, Sierra Health)'s price transparency data.
What price transparency data does United Healthcare (incl Optum, Rocky Mountain, Health Plan of Nevada, Sierra Health) publish?
United Healthcare (incl Optum, Rocky Mountain, Health Plan of Nevada, Sierra Health)'s September 2026 Transparency in Coverage files list 16K plans, 2.2M providers (NPIs), 450K tax IDs and 23K billing codes, for 2.6B negotiated rate rows in total.
Which states does United Healthcare (incl Optum, Rocky Mountain, Health Plan of Nevada, Sierra Health)'s network cover?
United Healthcare (incl Optum, Rocky Mountain, Health Plan of Nevada, Sierra Health)'s files include providers in 51 states. The states with the most in-network providers are California, Texas, New York, Florida, Pennsylvania.
How often is United Healthcare (incl Optum, Rocky Mountain, Health Plan of Nevada, Sierra Health)'s data updated?
Payers must post updated machine-readable files every month. PayerPrice processes United Healthcare (incl Optum, Rocky Mountain, Health Plan of Nevada, Sierra Health)'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 United Healthcare (incl Optum, Rocky Mountain, Health Plan of Nevada, Sierra Health)'s negotiated rates?
Start a free PayerPrice trial to search United Healthcare (incl Optum, Rocky Mountain, Health Plan of Nevada, Sierra Health)'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.