Hello Fenil,
looking more carefully at my output, I saw that there are actually three Practitioner resource requests that were failing for Nancy Smart.
Here are the Practitioner id's, together with the documents they were referenced in.
Practitioner/23372822
referenced in: Encounter/97958204, Encounter/97958681, Encounter/97958667, Encounter/97961115
Practitioner/4464007
referenced in: DocumentReference/197370454, DocumentReference/197370454, DocumentReference/197370256, DocumentReference/197369988, DocumentReference/197370450, DocumentReference/197369992, DocumentReference/197370446, DocumentReference/197370643, DocumentReference/197370651, DocumentReference/197370515, DocumentReference/197370647, DocumentReference/197370511, DocumentReference/197370527, DocumentReference/197370655, DocumentReference/197370531, DocumentReference/197372003, DocumentReference/197370663, DocumentReference/197370659, DocumentReference/197370765, DocumentReference/197370719, DocumentReference/197370707, DocumentReference/197372165
Practitioner/21304876
referenced in: DocumentReference/197430503, DocumentReference/197430399, DocumentReference/197430411, DocumentReference/197430403, DocumentReference/197430407, DocumentReference/197430415, DocumentReference/197431120, DocumentReference/197431116, DocumentReference/197438272
Thanks,
Francesca