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V28 HCC 153

Personality Disorders; Anorexia/Bulimia Nervosa

Under the CMS-HCC V28 risk adjustment model (PY2026 Medicare Advantage), HCC 153 has a source-labeled community non-dual aged reference coefficient of 0.396, and 35 ICD-10-CM diagnosis codes appear in its official mapping. In the V28 hierarchy it is superseded by HCC 151, HCC 152 when a more severe category in the same disease group is also present.

By the HCC Buddy Coding Team · Reviewed: May 30, 2026
V28 HCC 153Community non-dual aged reference coefficient 0.396
See ICD-10-CM codes for HCC 153Open the RAF Calculator

RAF factors

The community factor varies by Medicaid and originally-disabled status; the institutional factor applies to long-term-institutional members. These are the CMS-HCC V28 PY2026 relative factors.

Community NA: 0.396Community PBA: 0.464Community FBA: 0.42Community ND: 0.29Community PBD: 0.232Community FBD: 0.255Institutional: 0.199

These are source-labeled code-level HCC coefficient references, not a full member score. Use the RAF Calculator with complete member context for CMS-HCC V28 PY2026. No score is shown unless every required source and calculation check passes.

V28 hierarchy

Trumped by: HCC 151, HCC 152 (a more severe category in the same disease group supersedes this one).

Supersedes: HCC 154, HCC 155 (this category is counted instead of these when they co-occur).

ICD-10-CM codes that map to HCC 153 (35)

ICD-10-CM codes in the official mapping for this category under CMS-HCC V28 PY2026. Open any code for its full description and coding guidance.

Coder workflow notes

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Frequently asked questions

What is CMS-HCC V28 category 153?

HCC 153 is "Personality Disorders; Anorexia/Bulimia Nervosa", a Hierarchical Condition Category in the CMS-HCC V28 risk adjustment model (100% phase-in for payment year 2026). 35 ICD-10-CM codes appear in its official mapping.

What reference coefficient is published for HCC 153?

The source-labeled community non-dual aged reference coefficient for CMS-HCC V28 category 153 is 0.396. The exact coefficient varies by enrollment segment (community Medicaid and originally-disabled status, and institutional); the full segment table is published in the CMS V28 model files.

How many ICD-10-CM codes map to HCC 153?

35 ICD-10-CM diagnosis codes appear in the official mapping for CMS-HCC V28 category 153 (Personality Disorders; Anorexia/Bulimia Nervosa) for payment year 2026.

Which categories trump HCC 153 in the V28 hierarchy?

HCC 153 is superseded by HCC 151 (Schizophrenia), HCC 152 (Psychosis, Except Schizophrenia). When a more severe category in the same disease group is documented, it is counted instead of HCC 153.

Related references

Sources

CMS ICD-10-CM order-file billability plus the published mapping and CMS-HCC V28 PY2026 model software. CMS-HCC V28 model published at CMS.gov Risk Adjustors; ICD-10-CM member codes from the CMS ICD-10-CM code set.

Verified current to CMS-HCC V28, payment year 2026 — last reviewed May 30, 2026.