G44.2 Tension-type headacheNon-billable header with 3 child codes.
G44.20 Tension-type headache, unspecifiedG44.21 Episodic tension-type headacheG44.22 Chronic tension-type headacheF54 Psychological and behavioral factors associated with disorders or diseases classified elsewhere ("tension-type headache (G44.2)")G44.1 Vascular headache, not elsewhere classified ("tension-type headache (G44.2-)")G43 Migraine ("headache syndromes (G44.-)")G89 Pain, not elsewhere classified ("headache syndromes (G44.-)")R51 Headache ("migraine and other headache syndromes (G43-G44)")G44.059 Short lasting unilateral neuralgiform headache with conjunctival injection and tearing (SUNCT), not intractableG44.09 Other trigeminal autonomic cephalgias (TAC)G44.091 Other trigeminal autonomic cephalgias (TAC), intractableG44.099 Other trigeminal autonomic cephalgias (TAC), not intractableG44.1 Vascular headache, not elsewhere classifiedG44.2 Tension-type headache (this code)G44.20 Tension-type headache, unspecifiedG44.201 Tension-type headache, unspecified, intractableG44.209 Tension-type headache, unspecified, not intractableG44.21 Episodic tension-type headacheG44.211 Episodic tension-type headache, intractable