2026 ICD-10-CM Diagnosis Code R10.20Pelvic and perineal pain unspecified side

ICD-10-CM Codes›R00–R99›R10-R19›R10

ICD-10-CM R10.20
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

R10.20 is a billable ICD-10-CM diagnosis code for pelvic and perineal pain unspecified side. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026) and groups to MS-DRG 391 through 392. As a symptom code, it should not be used as a principal diagnosis once a related definitive diagnosis has been established.

Code Identity

ICD-10-CM Code
R10.20
Billable Status
Yes — Valid for Submission
Code Describes
Pelvic and perineal pain unspecified side
Short Description
Pelvic and perineal pain unspecified side
Same as the full description in the CMS dataset.
Parent Code
R10.2
Pelvic and perineal pain

Code Classification

ChapterR00–R99Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified
SectionR10-R19Symptoms and signs involving the digestive system and abdomen
CategoryR10Abdominal and pelvic pain
This CodeR10.20Pelvic and perineal pain unspecified side

Approximate SynonymsGuidance

Alternate terms and clinical phrases that map to this code.

  • Acute pain in female pelvis
  • Acute pelvic pain
  • Adnexal tenderness
  • After pains
  • Chronic female pelvic pain syndrome
  • Chronic male primary pelvic pain syndrome
  • Chronic pain in male pelvis
  • Chronic pelvic pain of female
  • Chronic pelvic pain without obvious pathology
  • Chronic primary pelvic pain syndrome
  • Chronic primary visceral pain
  • Chronic prostatitis - chronic pelvic pain syndrome
  • Chronic vaginal pain
  • Chronic visceral pain due to disorder
  • Chronic visceral pain in abdominal region due to disorder
  • Chronic visceral pain in pelvic region due to disorder
  • Cyclic pelvic pain
  • Discomfort of vulva
  • Epididymal pain
  • Finding of sensation of cervix
  • Finding of sensation of epididymis
  • Finding of sensation of prostate
  • Iliac fossa pain
  • Inguinal pain
  • Joint pain of pelvic region
  • Labor pain
  • Lower abdominal pain
  • Non-cyclic pain in female pelvis
  • Pain in female pelvis
  • Pain in female perineum
  • Pain in male pelvis
  • Pain in male perineum
  • Pain in pelvis
  • Pain in round ligament in pregnancy
  • Pain in symphysis pubis in pregnancy
  • Pain of cervix
  • Pain of joint of pelvis and/or upper leg
  • Pain of prostate
  • Pain of uterus
  • Pain on movement of cervix
  • Pain on movement of uterus
  • Pelvic and perineal pain
  • Pelvic girdle pain
  • Pelvic girdle pain during pregnancy
  • Perianal pain
  • Perineal neuralgia
  • Perineal pain
  • Post-vasectomy epididymal pain
  • Post-vasectomy pain
  • Sacral back pain
  • Vaginal pain
  • Visceral abdominal pain
  • Vulva sore
  • Vulval pain

Index to Diseases and InjuriesGuidance

Alphabetical index entries that point to this code.

External Cause of Injuries IndexGuidance

References for this code in the External Cause of Injuries Index.

    • Neuralgia, neuralgic(acute)
      • perineum
    • Neuralgia, neuralgic(acute)
      • pubic region
    • Neuralgia, neuralgic(acute)
      • scrotum
    • Neuralgia, neuralgic(acute)
      • spermatic cord
    • Pain(s)
      • abdominal
        • lower
          • pelvic or perineal
    • Pain(s)
      • adnexa (uteri)
    • Pain(s)
      • broad ligament
    • Pain(s)
      • pelvic (female)
    • Pain(s)
      • perineal, perineum
    • Pain(s)
      • round ligament (stretch)
    • Pain(s)
      • vagina
    • Pain(s)
      • vulva
    • Symptoms NEC
      • genital organs, female
    • Symptoms NEC
      • pelvis NEC, female

Clinical InformationClinical

  • Labor Pain

    pain associated with obstetric labor in childbirth. it is caused primarily by uterine contraction as well as pressure on the cervix; bladder; and the gastrointestinal tract. labor pain mostly occurs in the abdomen; the groin; and the back.

  • Pelvic Girdle Pain

    discomfort associated with the bones that make up the pelvic girdle. it occurs frequently during pregnancy.

  • Labor Pain

    the discomfort that is experienced by the pregnant mother during the childbirth process as she attempts to give birth.

  • Bothered by Pain in Lower Abdominal or Genital Area Question|Bothered by Pain in Lower Abdominal or Genital Area|Lower Abdominal Pain Bothers You

    a question about how much an individual is or was bothered by pain in their lower abdominal or genital area.

  • Lower Abdominal Pain

    a sensation of discomfort emanating from the inferior quadrants of the abdomen, which may be peritoneal or visceral in origin, or referred from an extra-abdominal location.

  • Pain in Lower Abdominal or Genital Area Question|Experience Pain in Lower Abdominal or Genital Area|Lower Abdominal Pain

    a question about whether an individual experiences or experienced pain in their lower abdominal or genital area.

Code History & ChangesHistory

New Code R10.20 was added to the ICD-10-CM code set for FY 2026, effective October 1, 2025.

Replacement R10.20 replaces the following previously assigned code(s):

  • R10.2 - Pelvic and perineal pain
FY 2026AddedAdded to the ICD-10-CM code setEffective October 1, 2025.
FY 2026CurrentRevised in the current code setEffective October 1, 2025 through September 30, 2026.

Questions About R10.20Overview

Is R10.20 (Pelvic and perineal pain) a billable code?

Yes. This is a billable ICD-10-CM code, specific enough to report pelvic and perineal pain unspecified side on HIPAA-covered claims from October 1, 2025 through September 30, 2026.

What MS-DRG does R10.20 group to?

When pelvic and perineal pain unspecified side is the principal diagnosis on an inpatient stay, it groups to MS-DRG 391, 392, with relative weights from 0.7796 to 1.2683 depending on complications. Higher weights mean higher Medicare reimbursement.

Can R10.20 be a principal diagnosis?

Use it with care. This is a symptom code, so once a definitive diagnosis explaining the pelvic and perineal pain unspecified side is established, that condition takes the principal position instead.